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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
1. I enjoyed the movie very much. I wish I ______ the book from which it was made.
A. have read B. had read C. should have read D. am reading
2. You are late. If you _______ a few minutes earlier, you_______him.
A. came / Would meet B. had come / Would have met
C. come / Will meet D. had come / would meet
3. I can’t stand him. He always talks as though he_______everything.
A. knew B. knows C. has know D. had known
4. His doctor suggested that he ______short trip abroad.
A. will take B. would take C. take D. took
5. We might have failed if you _______us a helping hand.
A. have not given B. would not give C. had not given D. did not give
6. The law requires that everyrone ______his car checked at least once a month.
A. has B. have C. had D. will have
7. He was busy yesterday, otherwise he_______to the meeting.
A. would come B. would have been
C. could have been D. would be
8. If there were no subjunctive mood, English _______ much easier.
A. will be B. would have been
C. could have been D. would be
9. ________ the fog, we should have reached our schoo1.
A. Because of B. In spite of C. In case of D. But for
10. –“What will you do during winter vacation?”
–“I don’t know, but it’s about time______something.”
A. I decided B. I’ll decide C. I’d decided D. I’m deciding
11. He was very busy yesterday, otherwise, he ________to your birthday party.
A. would come B. came
C. would have come D. should come
12. The two strangers talked as if they_______friends for years.
A. should be B. had been C. have been D. were
13. Look! What you’ve done!You_______have been more careful.
A. should B. may C. ought D. would
14. Without electricity, what _______?
A. will the world be like B. would the world be like
C. the world will be like D. the World Would be like
15. With your ability, you _______out the puzzle within a few minutes.
A. could have worked B. need have worked
B. C. ought have worked D. must have worked
Make the letter A,B,C,D on your answer sheet to indicate the sentence that is the closet in meaning to each of the following questions
1. The only that kept us out of prison was the way he spoke the local dialect
A. The way he spoke the local dialect was unique
B. We were sent to prison beacause he spoke only one dialect
C. We sent him to prison because he spoke the local dialect
D. But for his command of the local dialect, we would have been put in prison
2. I did not understand what the lecturer was saying because I had not read his book
A. What the lecturer wrote and said was too difficult for me to understand
B. The lecturer's book which I not had read was dificult for me to understand
C. I found it very difficult to understand what the lecturer was saying if I had read his book
D. I would have understood what the lecturer was saying if I had read this book
3. Without skillful surgery, he would not have survived the operation
A. Had it been for skillful surgery, he would not have survived the operation
B. He would not have survived the orpeation if he had had skillful surgery
C. But for skillful surgery, he would not have survived the opreration
D. He did not survive the operation beacause of unskillful surgery
4. He didn't take his father's advice. That's why he is out of work
A. If he takes his father's advice, he will not be out of work
B. If he had taken his father's advice, he would not be out of work
C. If he had taken his father's advice, he would not have been out of work
D. If he took his father's advice, he would not be out of work
5. It would be nice if you hadn't said that
A. I wish you not to say that
B. I hope you will not say that
C. If only you didn't say that
D. I wish you hadn't said that
6. It was his incompetence which led to their capture
A. If it hadn't been for his incompetence, they would not have been captured
B. They were captured just because he was incompetent
C. If he had been so incomepetent, they would have escaped from captured
D. All of the above
7. If it hadn't been for his carelessness, we would have finished the work
A. If he had been more carefull, we would have completed the work
B. He was careless because he hadn't finished the work
C. If he were careful, he would finish the work
D. Because he wasn't careless, we didn't finish the work
8. It was your assistance that enabled us to get achievement
A. If you need assisted us, we could not get achievement
B. But for your assistance, we could not have got achievement
C. Your assistance discouraged us from get achievement
D. Without your assistance, we could get achievement
1 we did not visit the museum because we had no time
a if we have time , we will visit the museum
b if we had time , we would visit the museum
c if we had had time , we would have visited the museum
d if we had had time , we will visit the museum
2 he looked frightened as if he ................
a ghost a sees b is seeing c has seen d had seen
3 ........... resigned , we would have been forced to sack him
a had he not b had not he c he had not d he not had
4 if you ................ me about the bad service , we’d have eaten there
a did not tell b would not have told c had not told d had told
5 the teacher was absent today, so class was canceled . if she ........... absent again tomorrow , class ........ tomorrow,too
a is/will cancel b is / will be canceled c was / would be canceled d was/ would cancel
6 if you .................. to my advice in the first place , you............... in this mess right now
a listen/will be b had listened / would not have been c will listened / would not be d had listened/ would not be
7 if i had been absent from class yesterday , i ............. the math test
a would missed b would have missed c will miss d miss
8 if you ............... here earlier , you ............. her
a had come / would have met b come / meet c came / would meet d comes will meet
9 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
10 if i were , i would work harder
a you would rather not work so hard
b you should work harder
c you should work with me
d do not work so hard
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
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 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
Choose the best answer for each of the fllowing sentences
1. ............ if you work harder, you will be sacked.
A. Whether B. If C. However D. Unless
2. 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
3. If you take the ice out of the fridge, it ...........
A. vaporizes B. melts C. heats D. disappears
4. 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
5. 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
6. Unless we .......... more snow, we can't go skiing.
A. will have B. have C. have had D. had
7. You'll fail the exam ........... you start revising.
A. if B. until C. when D. unless
8. Unless you wash the car, you .............. not drive it at the weekend
A. would B. could C. have to D. may
9. If Peter ............... his car before the drive, he ................ the problem of out of petrol.
A. cheked / will not get B. had checked / would not have got
C. checks / will not have got D. would be checking / will not have got
10. 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 step on the mine, it wouldn't have exploded.
Đáp án là C
Lươc bỏ if trong câu điều kiện loại III: Had + S + PII, S + would + have + PII.