ex3 complete the sentences with the corect form of the verb

1 we(do) will do this for you if you want

2 if it rains tonight i won't go (not go) for walk

3 the bear will attack you if you provoke (provoke) it

4if we sit too far from the screen i won't be (not be) able to see the film

1 we(do) ......will do ...........this for you if you want

2 if it rains tonigt i.....won't go.........(not go) for walk

3 the bear will attack you if you .....proveke..........(proveke) it

4if we sit too far from the screen i......is not .........(not be) able to see the film

If you aren't silent, you won't hear any words

If you are careless, you will break the vase

If it doesn't rain, they will go shopping

If they aren't interested in studying, they will not pass the test

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

Choose the best answer for each of the following sentences.
1. 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.

2. 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.

3. 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.

4. ______ there are some more ideas, we can end the meeting now.
A. If
B. As if
C. Unless
D. In case

5. 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

6. If they had searched more carefully, they _____ the watch sooner.
A. will find
B. would find
C. found
D. would have found

7. If I had got up early, I _______ to have breakfast now.
A. have
B. had
C. would have
D. would have had

8. I cannot buy a new computer ____ I save enough money.
A. if
B. even if
C. unless
D. as if

9. 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

10. If you do so, it _____ the matter worse.
A. makes only
B. would only make
C. will only make
D. had only made

11. You ______ English fluently unless you practice it every day.
A. will speak
B. will not speak
C. can speak
D. did not speak

12. Hurry up ______ you will miss the bus and be late for school.
A. if
B. and
C. or
D. as

13. You will get a good seat if you ______ first.
A. come
B. came
C. have come
D. will come

14. 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

II. Đặt câu điều kiện, sử dụng if hoặc if. 1. Tôi không thể hoàn thành nhiệm vụ này nếu bạn không giúp tôi một tay. 2. Bạn sẽ hết tiền nếu bạn không ngừng lãng phí nó. 3. Đừng gọi cho tôi trừ khi đó là trường hợp khẩn cấp. 4. James sẽ không vượt qua bài kiểm tra trừ khi anh ấy học chăm chỉ hơn. 5. Nếu Jane hoàn thành công việc của mình trước 6 giờ tối, cô ấy sẽ đi ăn tối với bạn bè của mình. 1. Làm việc chăm chỉ và bạn sẽ vượt qua kỳ thi của mình. Nếu 2. Anh trai tôi chơi tennis không giỏi. Anh trai tôi thì không. 3. Tôi sẽ đi nghỉ vào tuần tới, vì vậy tôi sẽ không thể tham dự cuộc họp. Kể từ 4. Nếu bạn không bắt đầu làm việc chăm chỉ ngay bây giờ, bạn sẽ không thể vượt qua bài kiểm tra cuối cùng. Trừ phi . 5. Nên sớm có người đem rác này đến bãi rác. Thùng rác này 1. Tôi là thành viên của chương trình chống ô nhiễm ở trường tôi. Tôi thường đi học bằng xe buýt. (như vậy) 2. Cây cối trong khu vực này đã được làm sạch. Các cơ sở công cộng sẽ được xây dựng. (bởi vì) 3. Tất cả các con đường đều bị ngập vì trời mưa rất to. (do) ​​4. Jimmy đã ăn rất nhiều thức ăn nhanh, vì vậy anh ấy đã tăng 10kilogram chỉ trong vòng hai tháng. (bởi vì) 5. Cha tôi đã bực tức vì tôi đã liên tục bật đèn mà tôi không sử dụng. (Vì thế)

câu thì làm r câu thì chưa :v Mình nhìn trên đó hình như thiếu 1cái đề bài

If i (be) were You. I(tell) would tell Them the truth

2. I (not go) won't go To his house unless you go with me

3.we could have a drink if it weren't (Not be) so late

4.please don't distrust him if he(be) is Busy

5.if ice(be) were heavier than water, it(not float) wouldn't float

6.they would be glad if the rain(stop) stopped soon

7.if Jack (come) had come to my party, i would have danced with him

8.it's too bad Helen isn't here. If she(be) were Here, she(know) would knew what to do

9.Lee will go to a Desneylanf if he(save) saves enough money

1. I would be surprised if Ann came to see us now.

2. If we had enough money,we would go on holiday

3. Unless you do these exercises more carefully, you will fail the exam.

4. If I knew the answer, I could tell you.

5. If she knew French, she could apply for the job

6. Unless she cam here now, we'd come back home

7. Unless you are careful, you will be able to get the job

8. If it rains soon, the tree won't die

* Rewrite the sentences.

1. It is late now; I don't think Ann will come to see us.

-> I would be surprised if __________Ann came to see us________.

2. We don't go on holiday because we don't have enough money.

-> If _________we had enough money, we would go on holiday_________.

3. Do these exercises more carefully or you will fail the exams.

->Unless_________you do these exercises more carefully, you will fail the exams_________.

4. I do not know the answer so I cannot tell you.

-> If _________I knew the answer, I could tell you_________.

5. She can't apply for the job because she doesn't know Frencj.

-> If she knew__________Frencj, she could apply for the job________.

6. If she didn't come here now, we'd come back home.

-> Unless__________she came here now, we'd come back home________.

7. Be careful or you will not be able to get the job.

-> Unless__________you are careful, you won't be able to get the job________.

8. The trees will die unless it rains soon.

-> If_________it doesn't rain soon, the trees will die_________.

I complete each of the following sentences,using the words given.

1, If/I/meet/alien/outerspace/I/invite/home/talk.

=> If I met an alien from outer space, I would invite him/her/it to my home and talk.

2 You/mind/if i/borrow/car/?

=> Would you mind if I borrowed your car?

3 Tom/always/going/home/late/so/mother/be/angry/.

=> Tom is always going home late so his mother is angry.4 It/be/necessary/him/pracetice/speak/english/every day/.

=> It isnecessary for him topractice speaking english every day.

5 He/rather/not go/holiday/this summer vacation/.

=> He would rather not to go for a holiday this summer vacation.

6 This building/need/paint/.

=> This building needs to be painted.

7 If today/Sunday,I/go/fish/brother

=> If today were Sunday, I would go fishing with brother.

8 You should/apologize/her/not/attend/wedding

=> You should apologize her for not attending her wedding.

9 I/know/him/since/we/be/primary students/.

=> I have known him since we were at primary as students.