43. We’ll get there early so that we’ll be able to get tickets.

A. If we get there early, we’ll be able to get tickets.

B. If we don’t get there early, we’ll be able to get tickets.

C. If we get there early, we won’t be able to get tickets.

D. Unless we get there early, we’ll be able to get tickets.

44. “Close your books and go out to play”, the teacher said to us.

A. The teacher told us close our books and go out to play.

B. The teacher told us to closing our books and go out to play.

C. The teacher told us closing our books and go out to play.

D. The teacher told us to close our books and go out to play.

45. My dad worked in a factory in the past, but doesn’t work there now.

A. My dad used to working in a factory.

B. My dad used to be working in a factory.

C. My dad used to work in a factory.

D. My dad used to be work in a factory.

1. My father bought this robot from Japan last week. → We have had ________________________________________________________2. I won’t be able to do everything myself unless I have a modern robot.→ If I don’t have _______________________________________________________3. Minh like teaching robots very much. → Minh is very interested in ______________________________________________4. The robot in my house can clean the floors very well. → The robot in my house is a very good _____________________________________5. In the future, robots will be able to do all the dangerous things for people.→ People won’t have to____________________________________________________

Exercise 01: Rewrite the sentence with “if/unless”.
1. Unless my sister is mistaken, she works for Nike.
2. Her friend is going to leave his job unless he gets a pay rise.
3. Unless she listens carefully, she won’t understand what we spoke.
4. If his sister doesn’t come over, he will listen to a good song.
5. If Jane finishes her work before 6 pm, she will dine out with her friends.
6. My brother won’t go travelling this summer if he doesn’t find a companion.
7. It is not easy to do these exercises unless you listen attentively to the teacher.
8. If Jim doesn’t submit his essay before Tuesday, he will be punished by the teacher.
9. Mai will be here tomorrow unless her flight is delayed.
10. Linda wouldn’t have called him if she hadn’t come back.
 

II. Make conditional sentences, using if or unless. 1. Ican't finish this task if you don't give me a hand. 2. You will run out of money if you don't stop wasting it. 3. Don't call me unless it is an emergency. 4. James will not pass the test unless he studies harder. 5. If Jane finishes her work before 6 p.m, she will dine out with her friends. 1. Work hard and you will pass your exam. If 2. My brother is not good at playing tennis. My brother does not . 3. r'll be on vacation next week, so I won't be able to attend the meeting. Since 4. If you don't start working hard now, you won't be able to pass the final test. Unless . 5. Someone should take this garbage to the garbage dump soon. This garbage 1. I am a member of the anti-pollution program in my school. I often go to school by bus. (so) 2. The trees in this area were cleaned off. Public facilities would be constructed. (because of) 3. All the roads were flooded because it had been raining heavily. (due to) 4. Jimmy ate a lot of fast food, so he put on 10kilograms within just two months. (because) 5. My father got upset because I repeatedly left on the lights I was not using. (so)

1.The ballot will be carried out on condition that there are no objections from the

public.
=> Provided …
2.. If you don’t get down to work, you won’t be able to pass the entrance exam.
(otherwise)
=> …
3.. Were Mike not so affluent a man, Ann wouldn’t be dating him.
=> But …
4. Our experiment will be carried out only if we gather enough money. (condition
that)
=> …
5. Take this map, it can be very useful if you get lost in the city. (case)
=> …

Giúp mình với, mình cảm ơn trước

I. Write full sentences

1. People/can/not/ski/in the Alps/if/there/be/no snow

2. Unless Isabella/run/she/not catch/ the bus.

3. You/be able to/ drive my car/if you/pass your driving test.

4. Unless you/go/to bed early/you/be/tired tomorrow.

5. Ice always/melt/if the air tempurature/be/warm enough.

6. I/not/sign/the contract/unless/you agree/to it.

7. If you/ have/time/yoy/be able to/visit the exhibition.

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

20. You won’t pass the examination……………you study more.

a. as long as b. unless c. if d. whether.

21. ………………. in your position, I would have another check.

a. If I am b. Unless I was c. Were I d. Was I

22. If I were to leave my country , I ……………disappointed.

a. probably be b. would have been      c. will be d. would be.

25. If I were in your place, I ……….a trip to England.

a. will make b. had made c. made. d. would make.

26. If I  ………….. you , I’d save some of your lottery winning.

a. be b. were c. am d. was

28. If I had enough money, I ……… abroad to improve my English.

a. will go b. should go c. would go d. should have go to

30.Keep silent ……….. I will sent you out.

a. If b. unless c. provided that d. or

32. Trees won’t grow ……….. there is enough water.

a. if b. when c. unless d. as

33. If you ………. to my advice in the first place, you wouldn’t be in this mess right now.

a. listen b. had listened c. will listen d. listened

35. If someone ……… into the store, smile and say, “ May I help you?”

a. comes b. came c. would come d. could lend

36.We'll have lunch outside in the garden …………….it's too cold.

A. if B. unless C. in case D. should

37.John………………………win more races if he trained harder.

A. would B. will C. would have D. shall

38.If the machine………………….., press this button.

A. stop B. stops C. would stop D. stoped

40. I can't understand what he sees in her! If anyone treated me like that, I …………….extremely

angry!

A. am B. would be C. will be D. was

41. If you…………….up all the orange juice that was in that carton, you ought to go out and get

some more.

A. drank B. drinking C. drunk D. drink

42. Rachel will be pleased…………….she passes her driving test.

A. should B. will C. if D. unless

44. Ifyou can give me one good reason for your acting like this,  ……………….this incident again.

A. I don't mention B. I will never mention

20. You won’t pass the examination……………you study more.

a. as long as b. unless c. if d. whether.

21. ………………. in your position, I would have another check.

a. If I am b. Unless I was c. Were I d. Was I

22. If I were to leave my country , I ……………disappointed.

a. probably be b. would have been      c. will be d. would be.

25. If I were in your place, I ……….a trip to England.

a. will make b. had made c. made. d. would make.

26. If I  ………….. you , I’d save some of your lottery winning.

a. be b. were c. am d. was

28. If I had enough money, I ……… abroad to improve my English.

a. will go b. should go c. would go d. should have go to

30.Keep silent ……….. I will sent you out.

a. If b. unless c. provided that d. or

32. Trees won’t grow ……….. there is enough water.

a. if b. when c. unless d. as

33. If you ………. to my advice in the first place, you wouldn’t be in this mess right now.

a. listen b. had listened c. will listen d. listened

35. If someone ……… into the store, smile and say, “ May I help you?”

a. comes b. came c. would come d. could lend

36.We'll have lunch outside in the garden …………….it's too cold.

A. if B. unless C. in case D. should

37.John………………………win more races if he trained harder.

A. would B. will C. would have D. shall

38.If the machine………………….., press this button.

A. stop B. stops C. would stop D. stoped

40. I can't understand what he sees in her! If anyone treated me like that, I …………….extremely

angry!

A. am B. would be C. will be D. was

41. If you…………….up all the orange juice that was in that carton, you ought to go out and get

some more.

A. drank B. drinking C. drunk D. drink

42. Rachel will be pleased…………….she passes her driving test.

A. should B. will C. if D. unless

44. Ifyou can give me one good reason for your acting like this,  ……………….this incident again.

A. I don't mention B. I will never mention