1. Don't/ wake/ the/ baby/ so/ much/ noise/ we/ mustn't/ make

Don't make so much noise. We mustn't wake the baby.

1. Don't/ wake/ the/ baby/ so/ much/ noise/ we/ mustn't/ make

Don't make so much noise. We mustn't wake the baby.

If you don't keep silent, you will wake the baby up

If you talk more, you won't understand the lesson

Unless she hurries, she won't be late

Unless you are careful, you will cut yourself

If she whispers, everyone won't know what she is saying

If you eat more vegetables, you will be healthier

If you don't pay the water bill today, your clean water will be cut off

If you don't stop smoking, your cough may be worse

If we use less fosil fuel, they won't be run out soon

Exercise 2: Make conditional sentences:

1.      Keep silent or you’ll wake the baby up.

2.       →If  keep silent, you’ll wake the baby up.

3.      Stop talking or you won’t understand the lesson.

→ If stop talking, you won’t understand the lesson.

2.      If she does not hurry, she’ll be late

Unless she hurries, she’ll be late

3.      If you are not careful, you’ll cut yourself

Unless you careful, you’ll cut yourself

5. Unless she whispers, everyone knows what she is saying.

If she doesn't whispers, everyone knows what she is saying.

6. Eat more vegetables and you will be healthier

If Eat more vegetables, you will be healthier

7. Pay  clean water  bill today or your  clean water will be cut off.

If Pay  clean water  bill today, your  clean water will be cut off.

8. Stop smoking otherwise your cough may be worse.

If stop smoking otherwise, your cough may be worse.

9. Unless we use less fossil fuel, they will be run out soon.

If we don't use less fossil fuel, they will be run out soon.

1.      Keep silent or you’ll wake the baby up.

2.       →If  …you don't keep silent , you’ll wake the baby up. …………..…..………

3.      Stop talking or you won’t understand the lesson.

→ If ……you don't stop talking,you won’t understand the lesson.….

2.      If she does not hurry, she’ll be late

Unless …she hurry,she'll be late…………………………………………….

3.      If you are not careful, you’ll cut yourself

Unless …you are careful,you’ll cut yourself………………

5. Unless she whispers, everyone knows what she is saying.

If ...she doesn't whisper ,everyone knows what she is saying.

.......................................................................................................

6. Eat more vegetables and you will be healthier

If .......you eat more vegetables,you will be healthier.........................................

7. Pay  clean water  bill today or your  clean water will be cut off.

If .............you don't pay clean water  bill today ,your  clean water will be cut off..........................

8. Stop smoking otherwise your cough may be worse.

If .......you don't Stop smoking ,your cough may be worse........................

9. Unless we use less fossil fuel, they will be run out soon.

If .......we don't we use less fossil fuel, they will be run out soon.......................................

VI.  Make conditional sentences:

1. Keep silent or you’ll wake the baby up.

→ If you don't keep silent, you will wake the baby up.

2. Stop talking or you won’t understand the lesson.

→ If you don't stop talking, you won't understand the lesson.

3. I don’t know her number, so I don’t ring her up.

→ If I knew her number, I would ring her up.

4. I don’t know the answer, so I can’t tell you.

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

5. We got lost because we didn’t have a map.

→ If we had a map, we wouldn't have gotten lost.

6. Susan felt sick because she ate four cream cakes.

→ If Susan hadn't eaten four cream cakes, she wouldn't have felt sick.

8. He lost his job because he was late every day.

→ I couldn't find sentence 7 in the previous search results.

9. Peter is fat because he eats so many chips.

→ If Peter didn't eat so many chips, he wouldn't be fat.

10. Robert got a bad cough because he started smoking cigarettes.

→ If Robert hadn't started smoking cigarettes, he wouldn't have gotten a bad cough.

VII. Rewrite the following sentences:

1. He can’t go out because he has to study for his exam.

→ If he didn't have to study for his exam, he could go out.

2. She is lazy so she can’t pass the exam.

→ If she weren't lazy, she could pass the exam.

3. He will pay me tonight; I will have enough money to buy a car

→ If he pays me tonight, I will have enough money to buy a car.

4. He smokes too much; that’s why he can’t get rid of his cough.

→ If he didn't smoke too much, he could get rid of his cough.

5. She is very shy, so she doesn’t enjoy the party.

→ If she weren't so shy, she would enjoy the party.

6. I will get a work permit. I will stay for another month.

→ If get a work permit, I will stay for another month.

7. He doesn’t take any exercises. He is so unhealthy

→ If he took exercises, he wouldn't be so unhealthy.

8. We can’t get the ticket because I don’t have the right change.

→ If I had the right change, we could get the ticket.

9. Study hard or you won’t pass the exam.

→ If you don't study hard, you won't pass the exam.

10. Don’t be impatient or you will make mistakes.

→ If you are patient, you won't make mistakes.

11. I didn’t eat lunch, I feel hungry now.

→ If I I had eaten lunch, I wouldn't feel hungry now.

12. I only come if they invite me.

→ Unless they invite me, I only come.

13. He didn’t revise all his lessons, he failed the exam.

→ If he had revised all his lessons, he wouldn't have failed the exam.

14. The park is over there, only 5 minutes’ walk.

→ If you walk, the park is only 5 minutes away.

15. Leave me alone or I’ll call the police.

→ Unless you leave me alone, I will call the police.

16. If you arrive at the office earlier than I do, please turn on the air-conditioner.

→ Should you arrive at the office earlier than I do, please turn on the air-conditioner.

17. The children don’t go to school in the snowy weather.

→ If it snows, the children don't go to school.

18. He died so young; otherwise, he would be a famous musician by now.

→ Had he not died so young, he would be a famous musician by now.

19. You must tell me the whole truth or I won’t help you.

→ Unless you tell me the whole truth, I won't help you.

20. The car breaks down so often because you don’t take good care of it.

→ Were I taking good care of it, the car wouldn't break down so often.

21. He is very bad-tempered, that’s why his wife left him soon after marriage.

→ If he weren't so bad-tempered, his wife wouldn't have left him soon after marriage.

22. Don’t tell lies to your boss or you’ll be fired at once.

→ If you tell lies to your boss, you'll be fired at once.

Rather than wake up the baby, I tiptoes to the door.

mustn't

- must + V: phải làm gì (mang tính bắt buộc)

- mustn't + V: cấm làm gì, buộc người khác không được làm gì

mustn't

ở đây sẽ mang nghĩa theo ý thức của người nói

1. It isn’t necessary for you to wake up early.

=> You don’t have to get up early tomorrow

2. You are not allowed to make noise here.

=>You mustn’t  make noise here.

3. Don’t stay up late every night.

=> You shouldn’t stay up late at night.

4. It’s better for you to review what you have learned.

=> You should  review what you have learned.

5. It’s necessary to revise new words regularly.

=>You should  revise new words regularly.

1. A

2. A

Supply the correct form of the verbs in brackets

39. I wish it (not rain) _______hadn't rained____ heavily last Sunday.

40. You are driving too dangerously.  I wish you (drive) _____drove______ slowly.

41. I wish the traffic (not make) _____didn't make______ so much noise everyday.

42. I haven’t written to Tom for so long. I wish I (know) _____knew______ his address.

43. I don’t have enough money to buy that book. I wish I (not, be) ____weren't_______ poor.

44. She wishes she (be) ______were_____ the most beautiful girl in Vietnam.

45. I wish I (not, spend) ____hadn't spent_______ so much money.

Rewrite the following sentences, beginning with the given words.

46. I’d love to be in a secluded beach in Mexico.

 I wish …I were in a secluded beach in Mexico.………………………………………………..

47.  Please don’t say things like that.

 I wish …you didn't say things like that. ………………………………………………..

48. I’m really sorry I didn’t invite her to the party.

 I really wish ……I had invited her to the party……………………………………………..

49. I’m sorry I can’t help you do your homework.

 I wish …I could help you do your homework. ………………………………………………..

50. She doesn’t like to work with him.

 She wishes ……she could work with him……………………………………….

5. MODAL VERBS

1. Nancy was refused to be given a scholarship to study abroad two days ago. She could have been very sad.

2. There is no parking sign here so you would better  take your car out of here now

3. If you are free today, you will join our party at the club.

4.  The company is going to held a party to celebrate the establishment .

5. The manager would dismiss his secretary if the secretary makes such stupid mistakes in the reports.

Supply the correct form of the verbs in brackets

39. I wish it (not rain) _____hadn't rained______ heavily last Sunday.

40. You are driving too dangerously.  I wish you (drive) _____were driving______ slowly.

41. I wish the traffic (not make) _____didn't make______ so much noise everyday.

42. I haven’t written to Tom for so long. I wish I (know) _____knew______ his address.

43. I don’t have enough money to buy that book. I wish I (not, be) _____weren't______ poor.

44. She wishes she (be) _____were______ the most beautiful girl in Vietnam.

45. I wish I (not, spend) _____didn't spend______ so much money.

Rewrite the following sentences, beginning with the given words.

46. I’d love to be in a secluded beach in Mexico.

 I wish I were in a secluded beach in Mexico.​ 

47.  Please don’t say things like that.

 I wish you didn't say things like that.

48. I’m really sorry I didn’t invite her to the party.

 I really wish I had invited her to the party.

49. I’m sorry I can’t help you do your homework.

 I wish I could help you do your homework.

50. She doesn’t like to work with him.

 She wishes she didn't work with him.

5. MODAL VERBS

1. Nancy was refused to be given a scholarship to study abroad two days ago. She could have been very sad.

could -> must

2. There is no parking sign here so you would better  take your car out of here now.

         A         B                   C                                   D

would -> had

3. If you are free today, you will join our party at the club.

    A         B                                C                      D

will -> can

4.  The company is going to held a party to celebrate the establishment .

                                  A           B                      C                        D

held -> hold

5. The manager would dismiss his secretary if the secretary makes such stupid mistakes in the reports.

would -> will