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choose the best answer:
1. "when did you go to work?"-"As soon as they came in, we ... to work"
A. went B. were going C. had gone D. go
2. Hardly... when the rain...
A. we had started/came B. we started/came C. did we started/ came D. had we started/ came
3. He... you now, but he won't believe you tomorrow.
A. believes B. is believing C. has believed D. believe
4. It... every day so far this week.
A. has rained B. rains C. has been raining D. rained
5. "Who's that man over there?" - "I... recognize his face, but... remember his name."
A. can't/ didn't B. could/ didn't C. did/ can't D. can/ don't
6. So far they... many beautiful buildings in this area.
A. had built B. have been building C. have built D. will build
7. "You look very tired" - "I..."
A. am marking B. had marked C. had been marking D. have been marking
8. Every morning since last Christmas, I... my dog out for a walk in the park.
A. take B. took C. have taken D. have been taking
9. "Did he answer the letter?" - "As soon as he... it, he... down to answer it"
A. reads/ sits B. has read/ is sitting C. read/ sat D. had read/ sat
10. Sue... this trip the other day.
A. loves B. is loving C. loved D. was loving
11. The blind... unable to see anything.
A. is B. are C. were D. was
3. The secrtary ___ the report by 10:00 yesterday
a.hasn't finished b.hadn't finished c. didn't finished d. would finish
4. Jane's eyes are red. She __
a.cried b. has cried c. has been crying d. had cried
5. This room is dirty. Someone _____ in here
a. smoked b. has smoked c. had been smoking d. has been smoking
6. Arsenal _____ next Monday
a, wins b. will win c.would win d. is winning
7. It _____ rain tomorow
a. rains b. will rain c. is going to rain d. is raining
8. I'll come and see you before I _____ for America
a. leave b. will leave c. have left d. shall leave
9. The little girl asked what ____ to her fiend.
a. has happened b.happend c. had happend d. would have been happend
10. John ____ a book when i saw him
a. is reading b. read c. was reading d. reading
11. He said he ___return
a. will b. would c. can d.would be
12. Jack _____ he door
a. has just opened b. open c. will have opened d.opening
13.I have been waiting for you ____
a. since early morning b. since 9a.m c.for two hours d.all the correct
14. My sister __ for you since yessterday
a. is looking b. was looking c. has been looking d. looked
15.Jack )____ the door.
a. has just painted b.paint c. will have paited d. painting
16. The train ____ half an hour ago
a. has been leaving b. left c. has left d. had left
17. we __ Doris since last Sunday
a. don't see b. haven't seen c. didn't see d. hadn't seen
18.when i last saw him, he ___ in London
a. has lived b. is living c. was living d. had been living
19. she is tired now. She ___ for a long time
a. has been learning b.has learned c. learns d.learned
20.they will have gone home before you _____ to meet them
a. came b. come c.will come d. are coming
EX 2:
1. hurry up or the train __ before you catch it
a. will leave b. leaves c. will have left d.has left
2. now my sister ____a bicycle of her own
a. is having b. are having c. has d. had
3.A football team ___ chieflyof 12 players
a. composed b. composes c.comprised d. comprises
4. This is the first time I ___ here
a. am b.have been c.was d.be
5last week , my professor promised that he _____ today
a. would come b. will come c. comes d.coming
6. My girls friend arrived after I ____ for her about half an hour
a,was waiting b.had been waiting c.has been waiting d. have waited
7.did she say the _____ him tomorrow ?
a.has visited b. will visit c. would visit d. iss
8. ________ to rain before you woke up this morning ?
a. did it begin b. has never begun c.had it begun d. would it begun
9.my daughter saw an elephent this morning but she _ one before
a. had never seen b. has never seen c.never seen d. never had seen
10. I ___ in Da Nang before i moved to dong nai
a. have been living b. have lived c. had lived d. had been living
11. there are many ways ____ to Rome
a. is leading b. are leading c. leading d.led
12.when we got home, dinner ____ so we had a drink first
a. was preparing b. was being prepard c. was prepared d. had been prepared
13. she was tired. she ___ for a long time
a. has been learning b. had been learning c. learned d. was learning
14. he __ in space for 10 days by tomorrow
a. will travel b. will be travelling c. is not visiting d. does not visit
15. he said he would visit me, but he ___ me yet
a. has not visited b. had not visited c. is not visiting d. does not visit
16. The weather ___ fine so far this week
a. is b. has been c. was d. had been
17 Before the prime Minister leaves New Your he ___ several talks
a. will have had b. would have c. will be having d. has
18. we had just got out of car when it ___ to set fire
a. has begun b. had begun c. was beginning d. has
19.As soon as he __ a certificate in English, he will apply for a jop
a. would get b.got c. gets d.will get
20.he was told that he _ knocked out in the first round
a. had been b.was c. has been d. was being
I. Tense
- I’d like to borrow this book . _________ it yet ?
a. Did you read b. Had you read c. Have you read d. Do you read
2. We ____ in this town for a long time. We ______ here sixteen years ago.
a. had been / come b. have been / came c. were / came d. are / came
3. No breakfast for Mark, thanks . He _____ breakfast.
a. hasn’t eaten b. didn’t eat c. isn’t eating d. doesn’t eat
4. The news came as no surprise to me. I ____ for sometime that the factory was likely to close.
a. knew b. had known c. have known d. know.
5. Glenda _____ extremely hard when she was a student.
a. worked b. has worked c. was working d. had been worked
6. The world war II ___ in 1939 and _____ in 1945.
a. begins / ends b. had begun/ended c. has begun / had ended d. began / ended
7. I’ll see him when he ____ here tomorrow .
a. comes b. will come c. has come d. had come
8. I ____ at the check out when I _____ a strange looking man .
a. waited / noticed b. was waiting / noticed c. waited / was noticing d. was waiting / had noticed
9. Harry works all the time . He _____
a. never relaxes b. relaxes never c. often relaxes d. relaxes sometimes
10. The house was very quiet when I got home. Everybody ____ to bed
a. have gone b. went c. had gone d. goes
II; Choose the best answer :
1. It…………………quite often in Britain during the winter.
A. is snowing B. snows C. snowed D. was snowing
2. Every twelve months, the Earth………………the Sun.
A. circles B. circled C. has circled D. is circling
3. Right now, Jim……………..the newspaper and Kathy……………dinner. Last night at this time, they………….the same thing.
A. is reading / is making / were doing B. reads / makes / had doneC. has read / has made / are doing D. will read / will make / did
4. My father usually………………beer after meals but now he…………………tea.
A. drank / was drinking B. drinks / is drinking C. drinks / drinks D. has drunk / drinks
5. Wars………….the most terrible. At the moment, wars……………….in some places in the world.
A. are / happened B. have been / have been happening C. were / are happening D. are / are happening
6. Since his bicycle……………..stolen last week, he………………to school by bus.
A. has been ghoes B. had been / was going C. was / has gone D. was / went
7. You can’t see Tom because he…………….
A. is working B. was working C. has been working D. had been working
8. I have never played table tennis before. This is the first time I ........................ to play.
A. try B. tried C. have tried D. am trying
9. Hurry up! Our train ................ at 7 o’clock. We have just a little minutes.
A. leaves B. is leaving C. will be leaving D. is going to leave
10. The child is still ill but he ......................... better gradually.
A. gets B. is getting C. has gotten D. got
11. Don’t bother her. She ...................... her violin lesson; she always ............. it in the morning.
A. takes / is taking B. takes / takes C. is taking / is taking D. is taking / takes
12. The existence of many stars in the sky ................... us to suspect that there may be life on another planet.A. lead B. leads C. led . have led
13. The population of the world ................... at a tremendous rate and .................. out of control.
A. has increased / are soon going to B. is increased / soon will be
C. is increasing / soon will be D. has been increasing / are soon
14. Medical researchers .......................... for ways to control, prevent and cure cancers.
A. look B. are looking C. have looked D. have been looking
15. I’ll come to see you before I .................. for the United States.
A. leave B. will leave C. have left D. am leaving
Exercise 1: MULTIPLE CHOICE
Choose the best answer :
1. My friend, Mary, arrived after I………………..for her about half an hour.
A. was waiting B. had been waiting C. have been waiting D. have waited
2. The accident………………when we were on the way to Vung Tau.
A. occur B. occuring C. occurred D. had occurred
3 . It was midnight. Outside it………………very hard.
A. rains B. is raining C. rained D. was raining
4. When he……………… at the station, his train already………………..
A. arrived / left B. arrived / had left C. had arrived / left D. arrives / leaves
5 . You……………….your new hat when I ………………….you yesterday.A. were wearing / had met B. wore / had met
C. wore / was meeting D. were wearing / met
6. As I………………the glass, it suddenly ………………..into two pieces.
A. cut / broke B. was cutting / broke
C. cut / was breaking D. was cutting / had broken
7. When I………….to the party, Sally and Doug………….., John……………….drinks.
A. was coming / had danced / made
B. had come / danced / made
C. came / were dancing / was making
D. have come / are dancing / is making
8 When I…………….there, dinner………………, so I had a drink first.
A. get / is preparing B. get / has been prepared
C. got / had been prepared D. got / was being prepared
9. He……………….for her for nearly one hour last night before she………………
A. was waiting / came B. had been waiting / came
C. has waited / comes D. waited / will come
10. Andrew………………..the test before so he……………………..it very easy.
A. did / had found B. had done / found C. was doing / found D. did / was finding
11. While her brother was in the army, Sarah .................... to him twice a week.
A. was writing B. wrote C. has written D. had written
12. When I last........... him, he........... in London
A. saw-has been living B. see-in living
C. saw- was living D. have seen- lived
13. I was sad when I sold my car. I ..................... it for a very long time.
A. am running B. were running
C. have been running D. had been running
14. By next month, Laura ...................... for the company for twenty years.
A. will be working B. will work
C. has been working D. will have been working
15. When I last saw John, he .......................... and was out of breath.
A. was running B. ran C. has run D. had been running
Exercise 2: MULTIPLE CHOICE
1. Mary ______ in London for 15 years.
A. is living B. was living C. has lived D. lives
2. Tim ______ in three movies already. I think he’ll be a star some day.
A. has appeared B. was appearing C. had appeared D. is appearing
3: Ann lives in London. She ______ there for ten years.
A. is living B. had been living C. was living D. has been living
4: She hasn’t written to John ______ she left school.
A. since B. after C. when D. before
5. He ……………… to New York three times this year.
A. had been B. was C. is D. has been
6. The last time I saw him was in June, 2004.
A. I saw him since June, 2004.
B. I have seen him since June, 2004.
C. I have not seen him since June, 2004.
D. I didn't see him since June, 2004.
7. _________ any letters from him lately?
A. Are you receiving B. Do you receive C. Have you received D. Had you received
8. We _____ for him for 10 minutes.
A. will have waited B. wait C. have been waiting D. waited
9. We _____ him for months now.
A. don't see B. haven't seen C. didn't see D. won't see
10. I haven't eaten this kind of food before.
A. I haven't eaten this kind of food already.
B. This is the first kind of food I have eaten.
C. This is the first time I've eaten this kind of food.
D. Even before I have not eaten this kind of food.
1. He has studied English_____________ he was a little boy.
A. ago
B. since
C. during
D. for
2. It is raining now. It began raining two hours ago. So it ____ for two hours.
A. rains
B. is raining
C. rained
D. has rained
3. Japanese ........... at the meeting
A. will spoken
B. will be spoken
C. will be speaking
D. will speak
4. When I ..................there, dinner ..............., so I had a drink first.
A . get - is prepared
B.get - has been prepared
C. got- had been prepared
D. got- was being prepared
5.After__________dinner, I often watch TV.
A. I had had
B. i have had
C. having had
D. A&B
6. when janet got home, her mother .............. lunch in the kitchen
A. prepared
B. has prepared
C. had prepared
D. was preparing
7. how long .......... for this company before you ............ your job ?
A. did you work/ changed
B. did you work/ had changed
C. had you worked/ changed
D. had you worked/ had changed
8. what time / you / go / bed / everyday?
A. what time does you go to bed everyday
B. what time did you go to bed everyday
C. what time do you go to bed everyday
D. what time are you go to bed everyday
9. we didn't go to the cinema because we ........... that film
A. saw already
B. already saw
C. already had seen
D. had already seen
1-B
2-D
3-B
4-C
5-C
6-C
7-C
8-C
9-D
Có thể có câu mình làm sai, mình xin lỗi trước....
1) She was tired. She.................. for a long time
A. Has been learning B. had been learning C. learned D. was learning
2) Before the prime Minister leaves New Your he............ several talks.
A. will have had B. would have C. will be having D. has
3) We had just got out of car when it................ to set fire.
A. has begun B. had begun C. was beginning D. began
1) She was tired. She.................. for a long time
A. Has been learning B. had been learning C. learned D. was learning
2) Before the prime Minister leaves New Your he............ several talks.
A. will have had B. would have C. will be having D. has
3) We had just got out of car when it................ to set fire.
A. has begun B. had begun C. was beginning D. began
Choose the best answer for thye following questions.
1. I am considering _______ my job. Can you recommend a good company?
A. to move C. changing
B. moving D. to change
2. He asked _______ shopping during the previous morning.
A. if we had been going C. we were going
B. that if we had been going D. that we were going
3. Tom ______ breakfast this morning because he didn't have time.
A. didn't have C. did had
B. had D. has
4. Columbus ________ in the New World in 1492.
A. arrive C. had arrived
B. arrived D. will arrive
5.Mr. Tim ________ his first job twenty- five years ago and he is the head of accounting.
A. starts C. has started
B. was starting D. started
Exercise 6 : Choose the best answer for each of the following sentences. 1._____have enough apples, she’ll make an apple pie this afternoon. A.Should she B. If she C. Will she D. Unless she 2.If you_____to me, you wouldn’t have got so much trouble. A. listened B. would listen C. had listened D. Would have listened 3.If you don’t know how to spell a word, you_____ look it up in the dictionary. A. must B. will C. should D. ought 4.If the sun _____, we _____for a walk. A. shines / will go B. shone / will go C. shone / would go D. had shone / would go 5.The campfire _____ if it _____ last night. A. wouldn’t be cancelled / hadn’t rained B. wouldn’t have been cancelled / hadn’t rained C. would have been cancelled / hadn’t rained D. will be cancelled / rains 6.But for our parents, we _____ successful in life. A. will never be B. would never be C. wouldn’t have be D. would have never been 7.If I _____ my wallet at home this morning, I _____ money for lunch now. A. leave / will have B. didn’t leave / would have C. hadn’t left / would have D. hadn’t left / would have had 8.It is too bad, Lam isn’t here. If he _____ here, he _____ what to do. A. were / would know B. is / will know C. had been / would have known D. was / would know 9.If we _____ the plans carefully, we would not have had so many serious mistakes. A. study B. had studied C. studied D. were studying 10.I will never talk to you again _____ you apologize me _____ your being rude. A. if / for B. unless / for C. or / of D. whether / or 11._____if you work harder, you will be sacked. A. Whether B. If C. However D. Unless 12.I think you should stop smoking. A. If I am you, I will stop smoking. B. If I were you, I will stop smoking. C. If I were you, I would stop smoking. D. If I had been you, I would stop smoking. 13.If you take the ice out of the fridge, it _____. A. vaporizes B. melts C. heats D. disappears 14.We should do something to protect water from being polluted _____we will have nothing to drink in the future. A. if B. whether C. or D. unless 15.Let’s knock on their door to see _____home. A. if they’re B. unless they’re C. whether they were D. if they were 16.Unless we _____more snow, we can’t go skiing. A. will have B. have C. have had D. had 17.You’ll fail the exam _____ you start revising. A. if B. until C. when D. unless 18.Unless you wash the car, you _____not drive it at the weekend. A. would B. could C. have to D. may 19.If Peter _____his car before the drive, he _____the problem of out of petrol. A. checked / will not get B. had checked / would not have got C. checks / will not have got D. would be checking / will not have got 20.He stepped on the mine, and it exploded. A.If he doesn’t step on the mine, it doesn’t explode. B.If he doesn’t step on the mine, it won’t explode. C.If he didn’t step on the mine, it wouldn’t explode. D.If he hadn’t stepped on the mine, it wouldn’t have exploded. 21. In my experiments, the liquid is cooled to 32ºF. It always freezes. A.If you cool the liquid to 32 degrees, it froze. B.If you cooled the liquid to 32 degrees, it would freeze. C.If you cool the liquid to 32 degrees, it will freeze. D.If you had cooled the liquid to 32 degrees, it would have frozen. 22.It may rain this afternoon. I hope it doesn’t because I don’t want the match to be cancelled. A. If it rains, the match is cancelled. B. If it rains, the match will be cancelled. C. if it rained, the match would be cancelled D. If it had rained, the match would have been cancelled. 23.Unfortunately, I don’t know Philosophy, so I can’t answer your question. A.If I know Philosophy, I can answer your question. B.If I know Philosophy, I will be able to answer your question. C.If I knew Philosophy, I would be able to answer your question. D.If I had known Philosophy, I would have been able to answer your question. 24._____ there are some more ideas, we can end the meeting now. A. If B. As if C. Unless D. In case 25.If he _____with us now, he _____ the beauty of nature of the National Park. A. is / can enjoy B. was / will enjoy C. has been / would enjoy D. were / could enjoy 26.If they had searched more carefully, they...the watch sooner. A. will find B. would find C. found D. would have found 27.If I had got up early, I _____ to have breakfast now. A. have B.I had C. would have D. would have had 28.I cannot buy a new computer _____ I save enough money. A. if B. even if C. unless D. as if 29.Most people you meet will be polite to you _____. A. if you are polite to them B. if you will be polite to them C. unless you are polite to them D. if you were polite to them 30.If you do so, it _____ the matter worse. A. makes only B. would only make C. will only make D. had only made 31.You _____ English fluently unless you practice it every day. A. will speak B. will not speak C. can speak D. did not speak 32.Hurry up _____ you will miss the bus and be late for school. A. if B. and C. or D. as 33.You will get a good seat if you _____ first. A. come B. came C. have come D. will come 34.Sam will not graduate_____. A. if he passed all the tests B. if he does not pass all the tests. C. unless he passes all the tests D. unless he had passed all the tests. 35.If I had time, I would go with you. A.I am free and surely go with you. B.I am too busy to go with you. C. I will go with you because I have time. D. I am free enough to go with you. 36.If Margaret hadn’t been wearing a seat belt, she.... Injured. A. has been B. would has been C. would be D. would have been 37.If I _____ the rain yesterday, I_____ ill. A. had not caught / would have been B. had not caught / would have not been C. have not caught / were not D. have not caught / would have been 38.He looked frightened as if he _____ a ghost. A. sees B. is seeing C. has seen D. had seen 39.What _____if there _____ a serious nuclear accident. A. will happen / was B. happens / were C. would happen / were D. would happen / had been
Lần sau bn vt thì cách ra cho dễ nhìn nhé~~~~
Choose the best answer for each of the following sentences. 1._____have enough apples, she’ll make an apple pie this afternoon. A.Should she B. If she C. Will she D. Unless she
2.If you_____to me, you wouldn’t have got so much trouble.
A. listened B. would listen C. had listened D. Would have listened
3.If you don’t know how to spell a word, you_____ look it up in the dictionary.
A. must B. will C. should D. ought
4.If the sun _____, we _____for a walk.
A. shines / will go B. shone / will go C. shone / would go D. had shone / would go
5.The campfire _____ if it _____ last night.
A. wouldn’t be cancelled / hadn’t rained B. wouldn’t have been cancelled / hadn’t rained C. would have been cancelled / hadn’t rained D. will be cancelled / rains
6.But for our parents, we _____ successful in life.
A. will never be B. would never be C. wouldn’t have be D. would have never been
7.If I _____ my wallet at home this morning, I _____ money for lunch now.
A. leave / will have B. didn’t leave / would have C. hadn’t left / would have D. hadn’t left / would have had
8.It is too bad, Lam isn’t here. If he _____ here, he _____ what to do.
A. were / would know B. is / will know C. had been / would have known D. was / would know
9.If we _____ the plans carefully, we would not have had so many serious mistakes.
A. study B. had studied C. studied D. were studying
10.I will never talk to you again _____ you apologize me _____ your being rude.
A. if / for B. unless / for C. or / of D. whether / or
b1 : chọn đáp án đúng
15, I'll come and see you before i ....... for the States
A, leave B, will leave C, have left D,shall leave
16, The little girl asked what ........... to her friend
A, has happened B, happened C,had happened D, would have been happened
18, he said he ....... return later
A ,will B, would C,can D,would be
19 , jack.......... the door
A, has just opened B, open C,have opened D, opening
21, almost everyone ...... for home by the time we arrived
A, leave B,left C, leaves D, had left
22, By the age of 25, he ........... two famous novels
A,wrote B, writes C,has written D,had written
23, when her husband was in the army , Mary ......... to him twice a week
A, was reading B,wrote C,was written D,had written
24, i couldn't cut the grass because the lawn mower .......... a few days previously
A, broken down B, has been broken C,had broken down D,breaks down
25, i have never played badminton before.This is the first time i ......... to play
A,try B,tried C,have tried D,am trying
26, Since ...... ,i have heard nothing fron him
A,he had left B,he left C,he has left D, he was left
28, By the end of next year , Georege ...... english for two years
A, will have learned B,will learn C,has learned D, would learn
I.Simple past and Past Perfect.
- When the police (arrive) _____arrived________, the car (go) ______had gone_______.
- They (eat) ______ate_______ everything by the time I (arrive) _____will have been arrived________at the party.
- When I (find) ______found_______ my purse, someone (take) _____had taken________the money out of it.
- By the time I (get) ______will have been got_______ into my town, the shop (close) _______closed______.
- They (go) ______had gone_______ after they (finish) _____finished________their work.
- He (do) ______did_______ nothing before he (see) ________had seen_____ me.
- When they (get) _______got_____ the station, the train (leave) _____had left________.
II>Gerund, to infinitive & bare infinitive
- I hope (have) ____to have____ a job
- Try to avoid (make) _____making_____ him angry.
- He thinks of (leave) ____leaving_____ his job.
- Would you mind (show) ____showing____ me how (work) ___to work_____ the lift?
- It's no use (wait) ___waiting_____.
- I hate (see) _____seeing____ a child (cry) ____crying_____.
- I'm looking forward to (see) ___seeing_____ you.
- He warned her (not touch) __not touching______ the wire.
- Gravity makes water (run) ___run_______ downhill.
- Please let me (know) _____know_____ your decision.
- It is difficult (please) ____to please______every body.
- We are eager (return) ____to return______ to school in the fall.
- Stop (argue) ____arguing______ and start (work) ____working______
III. Tense
- I’d like to borrow this book . _________ it yet ?
a. Did you read b. Had you read c. Have you read d. Do you read
2. We ____ in this town for a long time. We ______ here sixteen years ago.
a. had been / come b. have been / came c. were / came d. are / came
3. No breakfast for Mark, thanks . He _____ breakfast.
a. hasn’t eaten b. didn’t eat c. isn’t eating d. doesn’t eat
4. The news came as no surprise to me. I ____ for sometime that the factory was likely to close.
a. knew b. had known c. have known d. know.
5. Glenda _____ extremely hard when she was a student.
a. worked b. has worked c. was working d. had been worked
6. The world war II ___ in 1939 and _____ in 1945.
a. begins / ends b. had begun/ended c. has begun / had ended d. began / ended
7. I’ll see him when he ____ here tomorrow .
a. comes b. will come c. has come d. had come
8. I ____ at the check out when I _____ a strange looking man .
a. waited / noticed b. was waiting / noticed c. waited / was noticing d. was waiting / had noticed
9. Harry works all the time . He _____
a. never relaxes b. relaxes never c. often relaxes d. relaxes sometimes
10. The house was very quiet when I got home. Everybody ____ to bed
a. have gone b. went c. had gone d. goes
Choose the best answer
1. I ___ a lot of time travelling since I ___ this new job.
A. spend/get B.have spent/get C. spent/got D. have spent/got
2. When I ___ at school, we all ___ Latin.
A. was/study B. am/study C. was/studies D. had been/studied
3. After he ___ breakfast, he ___ down to write some letters.
A. has /sat B. has had/sits C. had had/sits D. had had/sat
4. When we arrived at the stadium last Sunday, the match ___ already ___.
A. had/started B. started C. has/started D. had/started
5. They ___ a house by June next year.
A. will built B. are building C. have built D. will have built
6. The film ___ by 2.00 tomorrow.
A. ends B. will end C. is ending D. will have ended
7. Tom ___ to Hanoi before.
A. is never B. was never C. have never been D. has never been
8. When we came to the stadium, the match ___.
A. already begins B. already began C. had already begun D. have already begun
9. This is the first time I ___ such a beautiful girl.
A. ever saw B. had even seen C. have never seen D.have ever seen(mk nghi cau nay nen co have)
10. He ___ in this school before he ___ for England.
A. taught/had left B. had taught/left C. taught/has left D. has taught/left
11. Fifty minutes ___ the maximum length of time allotted for the exam .
A. are B. is C were D. be
12. One of my neighbours____ curious about other people's private life.
A. being B. were C. is D. been
13. Seven months ____ a long time for me to wait.
A. being B. were C.are D. is
14. A lot of restaurants ____ open at night.
A.are B.is C.was D.be
xia xịa