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17 tháng 11 2021

1 needn't

2 needn't

3 mustn't

4 mustn't

5 needn't

6 mustn't

7 needn't

8 needn't

9 mustn't

10 needn't

17 tháng 11 2021

1. You ______need not_____ ring the bell; I have a key.
2. We ______need not_____ drive fast; we have a plenty of time.
3. We ____musn't_______ drive fast; there is a speed limit here.
4. Candidates _____musn't______ bring books into the examination room.
5. You ____need not_______ write to him for he will be here tomorrow.
6. We ______musn't_____ make any noise or we’ll wake the baby.
7. You ____need not_______ do all the exercises. Ten sentences will be enough.
8. I want this letter typed but you _____need not______ do it today. Tomorrow will do.
9. You ____musn't_______ take anything out of the shop without paying for it.
10. You ____musn't_______ carry that parcel home yourself; the shop will send it.

 

24 tháng 11 2021

Bài tập 1: Hoàn thành những câu sau với “must not” và “need not”.

1.     You ____needn't_______ ring the bell; I have a key.

2.     We ____needn't_______ drive fast; we have a plenty of time.

3.     We ____mustn't_______ drive fast; there is a speed limit here.

4.     Candidates ____mustn't_______ bring books into the examination room.

5.     You _____needn't______ write to him for he will be here tomorrow.

6.     We _____mustn't______ make any noise or we’ll wake the baby.

7.     You ______needn't_____ do all the exercises. Ten sentences will be enough.

8.     I want this letter typed but you ______needn't_____ do it today. Tomorrow will do.

9.     You ____mustn't_______ take anything out of the shop without paying for it.

10.  You ____needn't_______ carry that parcel home yourself; the shop will send it.

I. Complete the sentences with the verbs in brackets. 1. (TH) Please, call us when you ________ arrive _______________ (arrive). 2. (TH) I don't know when the party _______will start______________ (start). 3. (VD) When you (arrive) ____ arrive ________________ , we (go) _____ will go _______________ to the cinema together. here. 4. (VD) When the phone (ring) ___ rings __________________, somebody (pick) ___ will pick _________________ it up. 5. (VD) We (tell) ___ will tell...
Đọc tiếp
I. Complete the sentences with the verbs in brackets.

1. (TH) Please, call us when you ________ arrive _______________ (arrive).

2. (TH) I don't know when the party _______will start______________ (start).

3. (VD) When you (arrive) ____ arrive ________________ , we (go) _____ will go _______________ to the cinema together.

here.

4. (VD) When the phone (ring) ___ rings __________________, somebody (pick) ___ will pick _________________ it up.

5. (VD) We (tell) ___ will tell ________________ him when he (return) ____ returns ______________ home from work.

6. (TH) Please, call us when you arrive _________ (arrive).

7. (TH) I don't know when the party starts _________ (start).

8. (TH) He'll drive you there when you need _________ (need).

II. (TH) Circle the correct form of the verb.

1 Unless you feel / felt /feeling better, we will / won’t / may go out tonight.

2 If I are/ am / were more confident. I enjoy / would enjoy / enjoys acting more.

3 When my brother grows up/ grew up/growing up, he'll / he’d/ is be a famous footballer.

4 If you get / got/ gets the tickets after school, I’d / I'll / I’ve give you the money tomorrow. Is that OK?

5 Now we live in the city but if we live / lived / lives in the country, I’d / I’ll /I’m have a tennis court in my garden.

6 Unless it stops / stopped / stop raining, we’ll / we’d / we’ve have to cancel the picnic.

7 If I had / would have/ has more time, I’ll / I’d/ I’m take up the guitar again but at the moment I’ve got to study for my exams.

8 When I have / will have / has a problem with my friends, my mum helps / would help / helping me to sort it out.

II. (VC) Complete the sentences with the verbs in brackets.

I’m expecting my pen-pal Anna from Holland to spend three weeks with me in the summer. I want her to see as much of the country as possible. When she 1) ____________________ arrives (arrive), I 2) ___________________ will meet (meet) her at the airport and take her home. For the first couple of days, we 3) _____________________ will stay (stay) at home until I 4) _____________________ feel (feel) that she has settled down. As soon as she 5) _________________ is (be) ready, we 6) _____________________ will go (go) to Paris.

We 7) _____________________ will probably spend (probably / spend) a few days in a youth hostel there, because there is so much to see and do. When we 8) _______________________ visit (visit) the Louvre, I 9)_______________________ will show (show) her my favourite painting. Whenever I 10) _____________________ am (be) in Paris, I 11) ____________________ always visit (always / visit) the Eiffel Tower. I 12) ________________________ will take (take) Anna there too. Before we 13) _____________________ leave (leave) Paris, we 14) ______________________ will also go (also / go) to the Orsay Museum and the Latin Quarter. Before my pen-pal 15) ______________________ returns (return) home, we 16)______________________ will stay (stay) at the Riviera for a few days with my uncle.

III. (VD) Match the beginnings (1-6) to the endings (a-f) to make sentence.

1) After you start running a) you reach a big lake.

2) Keep on waiting until b) while you search for a place to camp.

3) When the course instructor arrives c) we work as a team to solve it.

4) The other team will look for wood d) you should read the holiday brochure.

5) Before you decide to come e) your muscles will soon warm up.

6) As soon as a problem arises f) please give him my regards.

1._e____ 2. _a_____ 3. ___f___ 4. __b___ 5. __d____ 6. ____c__

IV. (VD) Choose the right option.

1. Before you ___________________ out, put on a coat!

a. will go b. go c. have gone

2. Our teacher says we mustn’t move until we ___________________ the bell.

a. hear b. will hear c. won’t hear

3. As soon as you _________________ your meal, we will go for a walk.

a. will finish b. finish c. finishes

4. Do you clean your teeth before you ____________________ to bed?

a. will go b. are going to go c. go

5. I _________________ to her again as long as I live.

a. Speak b. won’t speak c. don’t speak

6. They won’t return their books until they ____________________ them all.

a. read b. will read c. won’t read

7. We ____________________ the dog for a walk when it stops raining.

a. have taken b. take c. will take

8. As soon as I ___________________ this medicine, I will feel better.

a. will take b. take c. am going to take

9. Will you explain the problem when she ____________________ here?

a. have arrived b. arrives c. will arrive

10. When I _____________________ time, I’ll paint the house.

a. have had b. will have c. have

V. (VD) Use the time expressions and words in brackets to complete the sentences.

After until as soon as before when (whenever)

1. What time is she going to leave? - Why do you want to know __ When _______ she __ leaves _______? (leave)

2. Will you do it before or____ After _____ you ____ finish _______________ this work? (finish)

3. I want to get up early tomorrow - __ When _______ the sun __ rises _______ (rise)

4. Can I call you from time to time? - Of course.

Feel free to contact me Whenever _________ you _ need ________ it. (need)

5. You should water the garden __ Before _______ it __ gets _______ dark. (get)

6. I have to wait___ Until ______ the boat __ lands _______ (land).

VI. (VC) Complete the sentences.

1. Jack is seeing the doctor tomorrow. He will be all right.

à Soon after Jack sees the doctor tomorrow, he will be all right. ________________________________________________.

2. We are going to get married. We will live in Bristol.

à As soon as we get married, we will live in Bristol ___________________________________________________.

3. You'll be hungry. You can take anything from the fridge.

à Whenever you are hungry, you can take anything from the fridge ___________________________________________________.

4. I'm going to change my job. I must tell my boss.

à Before I change my job, I must tell my boss ________________________________________________________.

5. They will be waiting for me. They will have enough time to prepare it.

à While they are waiting for me, they will have enough time to prepare it ______________________________________________________.

6. Peggy is coming tonight. She will help you.

àAs soon as Peggy comes, she will help you _________________________________________________.

VII. (VC) Combine the pairs of sentences using time clauses.

Example:

We will buy it. We will have enough money. (as soon as)

We will buy it as soon as we have enough money.

1. We'll get there. We'll send a message. (soon after)

à Soon after we get there, we’ll send a message ______________________________________________________________

2. I would like to finish it. It will get dark. (before)

à I would like to finish it before it gets dark ______________________________________________________________

3. We are going to have a rest. We'll be on holiday. (while)

à We are going to have a rest while we are on holiday ______________________________________________________________

4. He will not regret it. She'll move away. (until)

à He will not regret it until she moves away ______________________________________________________________

5. Can you water the flowers? We'll leave the house. (when)?

à Can you water the flowers when we leave the house? _____________________________________________________________

6. Get in touch with him. I'm going to write to him. (as soon as)

à As soon as I get in touch with him, I'm going to write to him. ______________________________________________________________

7. Come to see me. You'll feel alone. (whenever)

à Whenever you'll feel alone, come to see me.

______________________________________________________________

8. I will find the opener. I will open the bottle. (the moment)

à The moment I find the opener, I will open the bottle. ______________________________________________________________

9. We will go to the shop. We will be walking the dog. (while)

à While we go to the shop, we will be walking the dog. ______________________________________________________________

10. I'll have finished my lesson by noon. I'll come round. (after)

à After I have finished my lesson by noon, I'll come round. ______________________________________________________________

11. They’ll give us a call. They’ll get home tonight. (when)

They’ll give us a call when they get home tonight. / When they get home tonight, they’ll give us a call.

à_____________________________________________________________________________

12. We’ll finish our work. We’ll go out. (before)

We will finish our work before we go out.

à_____________________________________________________________________________

13. I’ll give you my new e-mail address. I’ll get it. (as soon as)

I’ll give you my new e-mail address as soon as I get it.

à_____________________________________________________________________________

14. I’ll wait in the car. You’ll go into the shop. (while)

I’ll wait in the car while you go into the shop à_____________________________________________________________________________

15. Ben will talk to Mandy. She’ll go home. (before)

Ben will talk to Mandy before she goes home.

à_____________________________________________________________________________

16. I’ll show you my photographs. I’ll see you tomorrow. (when)

I’ll show you my photographs when I see you tomorrow.

à_____________________________________________________________________________

17. The rain will stop. We’ll go for a walk. (until)

We won’t go for a walk until the rain stops.

à_____________________________________________________________________________

18. We'll get there. We'll send a message. (after)

After we get there, we’ll send a message.à_____________________________________________________________________________

19. I would like to finish it. It will get dark. (before)

I would like to finish it before it gets dark.

à_____________________________________________________________________________

20. We are going to have a rest. We'll be on holiday. (while)

We are going to have a rest while we are on holiday. à_____________________________________________________________________________

21. He will not regret it. She'll move away. (until)

He will not regret it until she moves away.à_____________________________________________________________________________

23. Get in touch with him. I'm going to write to him. (as soon as)

I’m going to write to him as soon as I get in touch with him.

à_____________________________________________________________________________

24. Come to see me. You'll feel alone. (whenever) Come to see me whenever you feel alone.

à_____________________________________________________________________________

28. Rob will phone us. He’ll arrive. (as soon as)

Rob will phone as soon as he arrives à____________________________________________________________________________

29. I’ll get ready. You’ll decide where to go. (while)

I’ll get ready while you’ll decide where to go. à____________________________________________________________________________

30. He’ll let you see the painting. He’ll finish it tomorrow. (when)

He’ll get you see the painting when he finishes it tomorrow. à_________________________________________________________________________

31. Let’s do something. It’ll be too late. (before)

Let’s do something before it is too late._ à_________________________________________________________________________

32. Tim will fail his driving text. He must practice more. (unless)

Tim will fail his driving text unless he practices more. à___________________________________________________________________________

0
27 tháng 8 2018

I.Arrange the words to complete sentences.

1.promise/I/never/lies/tell will/again/I

\(\Rightarrow\) I promise I will never tell lies again

2.busy/The/be/will/doctor/today/probably/very

\(\Rightarrow\) The doctor will probably be very busy today

3.she/perhaps/forgive/you/will

\(\Rightarrow\) She will perhaps forgive you

4.morning/windy/tomorrow/I/will/think/be/it/not

\(\Rightarrow\) I think it will not be windy tomorrow morning

5.this/do/will/afternoon/what/you?

\(\Rightarrow\) What will you do this afternoon ?

6.we/out/dinner/go/Shall/for/to night?

\(\Rightarrow\) Shall we go out for dinner tonight ?

7.come/I/will/not/be/will/back/but/now.

\(\Rightarrow\) I will be back but I will not come now

8.bride/a/tomorrow/charming/will/become/She.

\(\Rightarrow\) She will become a charming bride tomorrow

9.you/do/me/a /favor/Will?

\(\Rightarrow\) Will you do me a favor ?

10.think/We/he/propose to/girlfriend/will/his/tonight.

\(\Rightarrow\) We think he will propose to his girlfriend tonight

16 tháng 6 2021

Cs chắc là đúng k v ạ ?

correct the verb form 1,if you(go)......................away,please write to me 2,if you (be).......................in,i should have given it to you 3,if he(he).......................another cake,he will be sick 4,i (not do).....................that if i (be)..................you 5,if he(take).......................my advice everything can go well 6,i would have come sooner if i (know).................you were here 7,he never does homework .if he (do).................his homework he(not...
Đọc tiếp

correct the verb form

1,if you(go)......................away,please write to me

2,if you (be).......................in,i should have given it to you

3,if he(he).......................another cake,he will be sick

4,i (not do).....................that if i (be)..................you

5,if he(take).......................my advice everything can go well

6,i would have come sooner if i (know).................you were here

7,he never does homework .if he (do).................his homework he(not worry).................about his examination

8,it is too bad we lost the game.if you(play)..................for us ,we(win)...................

9,what you (do).....................if she refuses your invitation?

10,if today (be)...................sunday,we(go).................to the beach

11,unless they (pass)............their examinations thay would join the army

12,you(be)......................ill if you drink that water

13,if tom (go).................to bed earlier he would not be so tired

14,had we known your address,we(write)....................you a letter

15if it is raining heavily,we (not go).....................for a donkey ride

16,if he (try)....................hard,he 'll pass the examination

17,i could understand the frech teacher if she (speak)..................more slowly

18,if she(not be)...................busy,she would have come to the party

19,if i(finish)..............the work in time i (go)...........................to the football game

20,if you(see).................mary today,please (ask)...................her to call me

1
29 tháng 11 2018

correct the verb form

1,if you(go)..........go............away,please write to me

2,if you (be)............are...........in,i should have given it to you

3,if he(he).............has..........another cake,he will be sick

4,i (not do).........wouldn't do............that if i (be)......were............you

5,if he(take).............takes..........my advice everything can go well

6,i would have come sooner if i (know)......have known...........you were here

7,he never does homework .if he (do).....didn't do............his homework he(not worry).....wouldn't worry............about his examination

8,it is too bad we lost the game.if you(play)....play..............for us ,we(win).........will win..........

9,what you (do)........will you do.............if she refuses your invitation?

10,if today (be).........is..........sunday,we(go)...........will go......to the beach

11,unless they (pass)......pass......their examinations thay would join the army

12,you(be).........will be.............ill if you drink that water

13,if tom (go).......went..........to bed earlier he would not be so tired

14,had we known your address,we(write)......wrote..............you a letter

15if it is raining heavily,we (not go)........won't go.............for a donkey ride

16,if he (try).........tries...........hard,he 'll pass the examination

17,i could understand the frech teacher if she (speak)..........speaks........more slowly

18,if she(not be)............haven't been.......busy,she would have come to the party

19,if i(finish).....finish.........the work in time i (go)........will go...................to the football game

20,if you(see).........see........mary today,please (ask)........ask...........her to call me

.2    We bought our new garage in sections and we (assemble) itourselves. ~That sounds rather interesting. I (come) and help you if you like.3    Why do you want all the furniture out of the room? -Because I (shampoo) the carpet. It's impossible to do it unless you take everything off it first.4    Here are the matches: but what do you want them for? ~I (make) a bonfire at the end of the garden; I want to burn that bigheap of rubbish. ~Well, be careful. If the fire gets too big it (burn) the...
Đọc tiếp

.
2    We bought our new garage in sections and we (assemble) it
ourselves. ~
That sounds rather interesting. I (come) and help you if you like.
3    Why do you want all the furniture out of the room? -
Because I (shampoo) the carpet. It's impossible to do it unless you take everything off it first.
4    Here are the matches: but what do you want them for? ~
I (make) a bonfire at the end of the garden; I want to burn that big
heap of rubbish. ~
Well, be careful. If the fire gets too big it (burn) the apple trees.
5    Have you decided on your colour scheme? —
Oh yes, and I've bought the paint. I (paint) this room blue and the sitting room green.
6    Why are you asking everyone to give you bits of material? — Because I (make) a patchwork quilt.
7    I wonder if Ann knows that the time of the meeting has been changed.~
Probably not. I (look) in on my way home and tell her. I'm glad you thought of it.
8    Leave a note for them on the table and they (see) it when they come in.
9    I'm afraid I'm not quite ready. ~ Never mind. I (wait).
10    Do you have to carry so much stuff on your backs? ~
Yes, we do. We (camp) out and (cook) our own meals, so we have to carry a lot.
11    I've been measuring the windows. I (put) in double glazing.
12    You (wear) that nice dress in a dinghy? ~
Of course not! I (sit) on the pier and (watch) you all sailing. I (not get) all wet and muddy and pretend that I'm enjoying it!
13    If you leave your keys with the hall porter he (take) the car round to the garage.
14    Shop assistant: We have some very nice strawberries. Customer: All right. I (have) a pound.
15    Husband: This bread is absolutely tasteless! I wish we could have home-made bread.
Wife: All right. I (start) making it. I (get) a book about home baking today, and from now on I (bake) all our bread!
16    Mary: Ann's busy baking. Apparently she (bake) all their bread from
now on.
Jean: She soon (get) tired of that.

 

 

 

1
14 tháng 9 2016

2. We bought our new garage in sections and we (assemble) assembled it ourselves.

That sounds rather interesting. I (come) will come and help if you like.

3. Why do you want all the furniture out of the room?

- Because I (shampoo) will shampoo the carpet. It's impossible to do it unless you take every thing off it first.

4. Here are the matches: but what do you want them for?

- I (make) will make a bonfire at the end of the garden; I want to burn that big heap of rubbish.

- Well, be careful. If the fire gets too big it (burn) will burn the apple trees.

5. Have you decided on your colour scheme?

- Oh yes, and I've bought the paint. I (paint) will paint / am going to paint this room blue and sitting room green.

6. Why are you asking everyone to give you bits of material?

- Because I (make) will make a patch work quilt.

7. I wonder if Ann knows that the time of the meeting has been changed.

- Probably not. I (look) will look in on my way home and tell her .I'm glad you thought of it.

8. Leave a note for them on the table and they (see) will see it when they come in.

9. I'm afraid I'm not quite ready. - Never mind. I (wait) will wait.

10. Do you have to carry so much stuff on your backs? 

- Yes, we do. We (camp) will camp out and cook our own meals, so we have to carry a lot.

Put the verb in brackets in the correct form 1.If you (go) away, please write to me 2.If you (be) in. I would have given it to you 3.If he (eat) another cake, he will be sick 4.I (not do) that if I (be)you 5.If he (take) my advice, everything can go well 6.I would have come sooner if I (know) you were here 7.He never does homework. If he (do) his homework, he (not worry) about this exam 8.It's too bad we lost the game. If you (play)for us, we (win) 9.What you (do) if she refuses your...
Đọc tiếp

Put the verb in brackets in the correct form

1.If you (go) away, please write to me

2.If you (be) in. I would have given it to you

3.If he (eat) another cake, he will be sick

4.I (not do) that if I (be)you

5.If he (take) my advice, everything can go well

6.I would have come sooner if I (know) you were here

7.He never does homework. If he (do) his homework, he (not worry) about this exam

8.It's too bad we lost the game. If you (play)for us, we (win)

9.What you (do) if she refuses your invitation

10.If today (be)Sunday, we(go) to the beach

11.I wish I (see) her off at the airport yesterday

12.Tom wishes he (have) enough money to buy a new car now

13. Mary wishes she (become) an astronaut someday

14.He wishes he ( not buy) that old car

15.If we (pollute) the water, we will have no water to use

16.If we cut down trees in the forest, there (be)big flood every year

17.If he (not pass) the driving test, we (be)disappointed

18.I (not write)to you if you (not send)me your address

19.The sea (get) warmer if the earth (get) warmer

20.If we (not protect) the animals, they (kill)

21.Our lives(destroy)if the earth didn't go round

22.We will go for a picnic if the weather(be) fine tomorrow

23.If I were you I (travel)around the world

24.If there were flying saucers, there (be)traces of their landing

25.I would take photos of UFOs if I (see) them

26.What (you say)if I offered you a job

27.The children always (get)frightened if they watch horror films

28.If it (not be)for you, I would be late

29.I can't help feeling sorry for the hungry children. If only there (be)peace in the world

30. Were I to become president, my first act (be) to help the poor

31.If he (listen) to his father's advice, he would still be working here

32.If she hadn't stayed up late lastnight, she (not be) tired now

2
24 tháng 7 2018

1.If you (go)go away, please write to me

2.If you (be)had been in. I would have given it to you

3.If he (eat)eats another cake, he will be sick

4.I (not do)wouldn't do that if I (be)were you

5.If he (take)takes my advice, everything can go well

6.I would have come sooner if I (know)had known you were here

7.He never does homework. If he (do)did his homework, he (not worry)wouldn't worry about this exam

8.It's too bad we lost the game. If you (play)had play for us, we (win) would have won

9.What will you (do)do if she refuses your invitation

10.If today (be)were Sunday, we(go)would go to the beach

11.I wish I (see)had seen her off at the airport yesterday

12.Tom wishes he (have)had enough money to buy a new car now

13. Mary wishes she (become)would become an astronaut someday

14.He wishes he ( not buy)didn't buy that old car

15.If we (pollute)pollute the water, we will have no water to use

16.If we cut down trees in the forest, there (be)will be big flood every year

17.If he (not pass)doesn't pass the driving test, we (be)will be disappointed

18.I (not write)won't write to you if you (not send)don't send me your address

19.The sea (get)gets warmer if the earth (get)gets warmer

20.If we (not protect)don't protect the animals, they (kill)will be killed

21.Our lives(destroy)would destroy if the earth didn't go round

22.We will go for a picnic if the weather(be)is fine tomorrow

23.If I were you I (travel)would travel around the world

24.If there were flying saucers, there (be)would be traces of their landing

25.I would take photos of UFOs if I (see) saw them

26.What (you say)would you say if I offered you a job

27.The children always (get)get frightened if they watch horror films

28.If it (not be) wasn't for you, I would be late

29.I can't help feeling sorry for the hungry children. If only there (be)was peace in the world

30. Were I to become president, my first act (be)would be to help the poor

31.If he (listen)listened to his father's advice, he would still be working here

32.If she hadn't stayed up late lastnight, she (not be)wouldn't have been tired now

24 tháng 7 2018

nhanh dữ

6 tháng 5 2022

What did you use to do when you were ten?

It is not far from my house to the supermarket

We don't think he will be working here this time tomorrow

1.What did you use to do when you were ten?

2.It is not far from my house to the supermarket

3.We don't think he will be working here this time tomorrow

29 tháng 7 2019

2,WILL BE

4,WON'T PASS

3,WILL COME

10,WON'T MEET

9,WILL KNOW

6,WILL WAIT

5,WON'T LOOK

29 tháng 7 2019

1. I'm sorry about what happened yesterday. It won't happen again.

2. Can you wait for me ? It  won't be very long.

3. They have invited him to the party but they don't think he won't come

4. Tom won't pass the final exam. He hasn't worked hard enough for it.

5. Why don't you try on this drees? I think it  will look nice on you.

6. I will wait here until you come back tomorrow.

7. Don't ask Susan for advice. She won't know what to do.

8. I'm too tired to walk home. I think I  will get a taxi.

9. You must meet George sometime. I think you will him.

10. What a nuisance ! I hope we won't meet him again.

19 tháng 4 2017

I: Complete the sentenes with the correct form of the verb.

1. If we win the money, we (buy)......will buy......... a new house.

2. We (go).....will go............ on holiday if there is time.

3. I will have no money left if I ..........buy.........(buy) that expensive car.

4. Alex .............will be...........(be) late if he doesn't hurry up!

5. If you don't understand, I ........will help.........(help) you with the exercise

6.Greg.............will catch....................(catch) the train if he leaves soon

7. If Peter (be).........is......... late, we (wait).........will wait...................for him.

8. The bell...........will ring...............(ring) if there........is.........(be) a fire.

9. The bike...........will break.............(break) if all three of you.........get...........(get) on it!

10. If you (not)........don't...........learn how to use a computer, it........will be.......(be) hard to find a job.

27 tháng 10 2023

1. If we win the money, we will buy a new house.

2. We will go on holiday if there is time.

3. I will have no money left if I buy that expensive car.

4. Alex will be late if he doesn't hurry up!

5. If you don't understand, I will help you with the exercise

6.Greg will catch the train if he leaves soon

7. If Peter is late, we will wait for him.

8. The bell will ring if there is a fire.

9. The bike will break if all three of you get on it!

10. If you don't learn how to use a computer, it will be hard to find a job.