Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.
Đặt các động từ trong ngoặc vào các dạng chính xác của chúng. 
1. I would have read the letter if I had known (know) it was from you.
2. If Tony doesn't help in the garden I will not finish (not finish) my work in time.
3. If you didn't tell (not tell) me about Maxwell's birthday I would forget it.
4. We would have caught (catch) the train earlier if Mary had found her purse.
5. If Susan had learned (learn) the poem she would have known the answer.
6. If it isn't (be) too hot we will stop and get a cold drink.
7. If it didn't rain (not rain) today I would stay it home.
8. If the Professor spoke clearly we would understand (understand) him better.
9. If you go on talking like that we will throw (throw) you out.
10. If Sasha went home (go) home now he would meet his own brother.
11. If it rained, the streets would be (be) wet.
12. If I had not told (not tell) Jim the address he wouldn't have found you.
13. The bird would have died (die) if you had caught it.
14. What would you do (you, do) if you won the lottery?
15. If the weather doesn't change (not change) we will reach the top of the mountain.
16. Dinner would be (be) fine if the meat weren't cold.
17. I'm sure Benny will come (come) if you wait a bit longer.
18.If you ring the bell, somebody will answer (answer) it.
19. If Bert had seen (see) you, he would have talked to you.
20. You would have found (find) your ticket if you had looked into your pockets.
21. You will fall (fall) ill if you eat so much.
22. What would have happened (happen) if the door had not been opened?
23. If Chris asked you for a cigarette, would you give (you, give) him one?
24. If you bought (buy) that big car, you would need a lot of money.
25. Would you change (You, change) the colour of your hair if I asked you to do so?
26. If you give me the letter, I will post (post) it for you.
27. Would you have posted (You, post) the letter if I had given it to you?
28. If the weather is fine, I will go (go) swimming.
29. If you don't work (not work) harder, you won't pass the exam.
30. If they were (be) rich, they would travel around the world.
31. The children would go (go) skating if the lake were frozen.
32. What would you have done, if you had lost (lose) your handbag?
33. What will happen if you don't know (not know) the answer?
34. She would have gone (go) on holiday, if she hadn't been ill.
35. If I had noticed (notice) you, I would have said hello.
36. If I were (be) like you, I wouldn't watch such films.
37. If you opened your eyes, you would see (see) a wonderful world.
38. People will live (live) in peace if they stop fighting.
39. If Tom drinks so much,he won't be able drive (cannot drive) home.
40. If we didn't hurry (not hurry) we would miss the train.
41. He wouldn't spend (not spend) so much money if he weren't a happy person.
42. Would you have come (You, come), if you had had more time?
43. If Jim had studied (study) the new words he would have got a better mark.
44. If he were rich, he would buy(buy) the house.
45. If you don't hurry you will be (be) late.
46. If it wasn't so hot, we would play (play) football.
47. If I was/ were (be) ill, would you visit me?
48. If Sean had not driven (not be) driving so fast, the police would not have stopped him.
49. If I had sold my house, I would have got (get) 4 million pounds.
50. If I was/ were (be) you I would I would do it.
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 slowly18,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
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
Exercise 1: Put the verbs in brackets into the correct form:
1. If I see him , I ___will give__ (give ) him a gift.
2. If I had a typewriter, I ___would type__ (type) it myself.
3. If I knew that you are in hospital, I __would visit___ (visit) you.
4. You could make better progress if you __attended___ (attend) class regularly.
5. If I __knew___ (know) his telephone number, I’d give it to you.
6. If you ___arrived__ (arrive) ten minutes earlier, you would have a seat.
7. If he worked more slowly, he __wouldn't make___ (not make) so many mistakes.
8. I shouldn’t drink that wine if I __were___ (be) you.
9. If I __find___ (find) a cheap room, I will stay a fortnight.
10. A lot of people __will be___ (be) out of work if the factory closes down.
Exercise 2: Make conditional sentences:
11. Keep silent or you’ll wake the baby up.
→If you don't keep silent, you will wake the baby up.
12. Stop talking or you won’t understand the lesson.
→ If you stop talking, you will understand the lesson.
13. I don’t know her number, so I don’t ring her up.
→ If knew her number, I would ring her up.
14. I don’t know the answer, so I can’t tell you.
→ If knew the answer, I could tell you.
15. If we didn’t get up late , we would not miss the meeting.
→ Unless we got up late, we would not miss the meeting.
16. He would fail the test if he were lazy
=> Unless he were lazy, he wouldn't fail the test.
17. If Mai is not busy, she will come to the party
=> Unless Mai is busy, she will come to the party.
18. Unless Nam ate too much, he wouldn’t be over weight
=> If Nam eat to much, he would be over weight.
19. Peter is fat because he eats so many chips.
=> If Peter eats so many chips, he will be fat.
Exercise 3. Chia động từ cho trong ngoặc
1. Mr Green always ( go) …goes…….to work by bus.
2. she said It ( not rain ) ………wouldn't rain…….the next day
3. They suggest that their parents ( have )………were having…….. lunch in the cafeteria now.
4. My teacher told me ( drink) ……to drink……… a lot of water every day.
5. Look ! The bus ( come)……is coming….
6. the train (start) ……is going to start…….in 10 minutes
7. There ( be) ……will be……an English class in this room tomorrow evening.
8. What you ( do ) ……will you do…….. when you visit Japan ? – I ( buy ) …will buy….. lots of souvenirs
9. The car looks so clean. You ( wash )…Do you wash……it?
10. How many languages ( speak) ............are spoken............ in the world now?
Trắc nghiệm câu điều kiện từ 21 - 30
21-If she …..him,she would be very happy.
A-would meet B-will meet C-is meeting D-should meet
22-If he …..a thorough knowledge of English, he could have applied for this post.
A-had had B-had C-has D-has had
23-If I had enough money,I……abroad to improve my English.
A-will go B-would go C-should go D-should have go to
24-The bench would collapse if they……on it.
A-stood B-stand C-standing D-stands
25-If it……convenient, let’s go out for a drink tonight,
A-be B-is C-was D-were
26-If you……time, please write to me.
A-have B-had C-have had D-has
27-I shouldn’t go there at night if I ….you.
A-am B-was C-be D-were
28-If I …….get a pole, I will go fishing.
A-can B-could C-may D-might
29-If you had the chance,…….you go fishing?
A-did B-may C-would D-do
30-If you …..a choice, which country would you visit?
A-have B-had C-have had D-will have
Trắc nghiệm câu điều kiện từ 31-40
31-She will acept the offer if you persuade her.
A-unless B-because C-provided that D-otherwise
32-If he were here,he would accompany you on the piano.
A-Supposing he were here B-because he were here C-were he here D-Both A and C
33-If she had gone abroad, she would have let you know.
A-had gone she abroad B-had she gone abroad
C-Because she had gone abroad D-while she had gone abroad
34-Trees won’t grow…….there is enough water.
A-if B-when C-unless D-as
35-……….she agreed, you would have done it.
A-if B-had C-should D-would
36-If he hadn’t wasted too much time , he ……in his examination.
A-would fail B-wouldn’t fail C-wouldn’t have failed D-won’t fail
37-If I had taken that English course, I…….much progress.
A-had made B-would have made C-made D-would make
38-If I were in your place, I….a trip to England.
A-will make B-had made C-would make D-made
39-If you inherited a million pounds,what…….with the money?
A-do you do B-will you do C-would you do D-are you going to do
40-If you……..as I told you, you…….in such predicament now.
A-Did/would not be B-had done/had not been
C-do/would not be D-had done /would not be
Trắc nghiệm câu điều kiện từ 41-50
41-Come and work for my company iif you…….better to do.
A-have nothing B-will have nothing C-had something D-had nothing
42-If you had done as I told you ,I think you……….
A-would succeed B-would have succeeded C-could succed D-had succeeded
43-If he had got half a mark more, he ……in the exam.
A-wouldn’t fail B-wouldn’t have failed C-won’t fail D-won’t be failing
44-If it……… tomorrow, we may postpone going.
A-rains B-will rain C-shall rain D-raining
45-If you hadn’t watched that late movie last night, you……sleepy now.
A-wouldn’t have been B-wouldn’t be
C-might have not been D-would’t have been being
46 - If you …….as I told you, you ……….sorry now.
A-did/would not be B-had done/had not been
C-do /would not be D-had done/would not be
47-If I………I will let you know .
A-am staying B-will stay C-do stay D-would stay
48-“Are you thinking about going to the Bahamas for the hollidays?”
“No,but if I ……the time , I would definitely go”
A-have B-had C-have had D-would have
49-“It’s really raining”
“Yes.If the weather……, we’ll have to camp somewhere else”.
A-would get worse B-might get worse C-get worse D-should get worse
50-“Why did you only send twenty dollats in the mail?”
“If I had had more money, I ……..given you more.”
A-will have B-would have C-would D-have
Trắc nghiệm câu điều kiện từ 51-60
51-“My boss made me work overtime again”.
“If I were you,I……….my job”.
A-would quit B-will quit C-must quit D-quit
52-“Thanks for your help”.
“…….want more information,call again tomorrow”.
A-were you B-had you to C-might you D- should you
53-“Remember the day I drove you to the airport?”.
“If you hadn’t ……me ,I would have been late”.
A-take B-taking C-took D-taken
54-“Sally finally got here from Chicago”.
“If she had come earlier,we……taken her to the play”.
A-would be B-would have C-had have D-would had
55-“I don’t know whether to take that mathematics course or not”.
“If ………you, I’d take it”.
A-I am B-I will be C-I had been you D-I were
56-“My car broke down when I was leaving Detroit and I had to take the bus”.
“………,we would have picked you up”.
A-had we known B-if we have known C-we had known D-if we did know
57-“It’s beginning to rain”.
“……..,we won’t be able to finish the ball game”.
A-If it stops B-should it stop C-unlees it stops D-if it didn’t stop
58-“Did you need help with your math last night?”.
“If I had, I………you”.
A-would call B-called C-would have called D-will call
59-“I’d really like some lunch but I have so much work to do”.
“……..what you want and I can get it for you”.
A-tell me B-if you would say me C-you will tell to me D-if you tell me
60-“John went to the hospital alone”,
“If …….,Iwould have gone with him”.
A-had he told me B-he had told me C-ha has told me D-he would tell me
1 isn't
2 returned
3 doesn't rain
4 didn't invite
5 would you do - were
6 will buy
7 drive - won't have
8 make - will get
9 would be
10 had gone - would have met
6. If the book (not be )isn't expensive, I'll buy it.
7. You would be very surprised if he (return)returned
8. I'll go out if it (not rain)doesn't rain.
9. They wouldn't come to the party if you (not invite)didn't invite them
10. What would you do(do) if you (be)were him?
11. If that hat costs much, I (buy)will buy a small one.
12. If you (drive)drove more carefully, you (have)wouldn't have so many accidents.
13. If I (make)make that mistake again, my teacher (get)will get angry with me.
14. If I spoke English, my job (be)would be a lot easier.
15. If he (go) had gone to London yesterday, he ( meet)would have met his old friend.
Cau dieu kien loai 2
1. If i had a typewriter i ( type) would type it myself
2. If i (know) knew his address i'd give it to you
3. He (look) would look a lot better if he shaved more often
4. If you (play) paid for lower stakes you wouldn't losr so much
5. If he worked more slowly he (not make) wouldn't make so many mistake
6. I shouldn't drink that wine if i ( be ) were you
7. More tourists would come to this country if it (have ) had a better climate
8. If i were sent to prison would you(visit ) visit me?
9. If someone (give) gave you a helicopter what would you so with it?
10. I (buy ) would buy shares in that company if i had some money
11. If he (clean) cleaned his windscreen he'd be able to see where he was going
12. If you drove your car into the river would you (be able) be able to get out?
13. If you (not belong) didn't belong to a union you couldn't get a job
14. If i ( win) won a big prize in a lottery i'd give up my job
15. What would you ( do) do if you found a burglar in your house?
I)Conditional sentences
1.If the earth suddenly (stop)..stopped. spinning we all (fly)would fly....off it.
2.If you (smoke).smoke..in a non-smoking compartment the other passengers (object).will object...
3.(your parents/not/be)..Weren't your parents......proud if they could see you now?
4.I'm broke,but I (have)..would have...plenty of money now If I (not/spend).hadn't spend...so much yesterday
5.If we (work)worked...all right, we (finish).would finish...in time; but we have no intention of doing it
6.If we (have)..had...a submarine now, we (use).would use... it to investigate the seabed
7.Were he ten years younger, he (take)...would take...part in the voyage around the world
8.Should you come late, they (not,let)..won't let...you in
9.He might get rid of his cough if he (not smoke).DIND'T SMOKE...so much
10.If someone (give)..GAVE... you a boat what WOULD you (do)..DO .?
11.Water (freeze).WILL FREEZE...if the temperature falls below zero
12.I (warn).WOULD HAVE WARNED...you if I had seen you last week
13.He always says hello if he (see)..SEES.you
14.What would you do if he (resign)..RESIGNED ...tomorrow?
15.I wouldn't have seen so upset if Judy (write).HAD WRITTEN..to me earlier
16.Shout if you (see)..SEE..anything unusually
17.The engine starts if you (turn).TURN..this key
18. If he weren't so bad temperature, his wife (not leave)..WOULDN'T LEAVE...him so soon after the marriage
19.What (you/say)..WOULD YOU SAY.....if I offered you a job?
20.I can't help feeling sorry for the hungry children. If only there (be)..WERE...peace in the world
21.Were I to become president, my first act(be).WOULD BE... to help the poor
22.I feel as if my head(be)..WERE...on fire now, doctor.
Put the verbs in brackets into their correct forms!
1. I would have read the letter if I__had known_________ (know) it was from you.
2. If Tony doesn't help in the garden I__won't finish________ (not finish) my work in time.
3 .If you__didn't tell ________ (not tell) me about Maxwell's birthday I would forget it.
4. We_____would have caught________ (catch) the train earlier if Mary had found her purse.
5. If Susan___had learned_________ (learn) the poem she would have known the answer.
6. If it____is________ (be) too hot we will stop and get a cold drink.
7. If it____didn't rain _______ (not rain) today I would stay it home.
8. If the Professor spoke clearly we_would understand _________ (understand) him better.
9. If you go on talking like that we____will throw______ (throw) you out.
10. If Sasha__went ________ (go) home now he would meet his own brother.
11. If it rained, the streets__would be ________ (be) wet.
12. If I__hadn't told ________ (not tell) Jim the address he wouldn't have found you.
13. The bird__would have died__________ (die) if you had caught it.
14. What_would you do__________ (you, do) if you won the lottery?
15. If the weather__doesn't change_______ (not change) we will reach the top of the mountain.
16. Dinner_would be_________ (be) fine if the meat weren't cold.
17. I'm sure Benny_____will come _______ (come) if you wait a bit longer.
18. If you ring the bell, somebody_will answer__________ (answer) it.
19. If Bert_____had seen _____ (see) you, he would have talked to you.
20. You____would have found_______ (find) your ticket if you had looked into your pockets.
21. You__will fall_________ (fall) ill if you eat so much.
22. What___would have happend ________ (happen) if the door had not been opened?
23. If Chris asked you for a cigarette,___would you give _______ (you, give) him one?
24. If you__bought________ (buy) that big car, you would need a lot of money.
25.___Would you change ________ (You, change) the colour of your hair if I asked you to do so?
câu 1 sai đó aAnh Hoàng Vũ