......... will be melted under high temperature

....... she took some exercise, she wouldn't get fat

1.Lan-doesn't-learn-English-every-Monday 

2.What-does-he-do-at-night?

3.Your-brother-has-Maths-every-Tuesday?

4.She-finish-her-homework-everyday

1.Lan/not/learn/English/Monday 

Lan doesn't learn English on Monday.

2.What /he/do/night?

What is he going to do tonight?

3.Your brother /have/Maths/Tuesday?

Does your brother have Math on Tuesday?

4.She /finish/homework/everyday

She finishes her homework everyday.

1.Lan doesn't learn English on Monday.

2.What does he do at night?

3.Does your brother have Maths on Tuesday?

4.She finishes her homework everyday.

1. Nam is not old enough to watch horror films.

2. The ice is thick enough for us to walk.

3. Lan is tall enough to reach the self.

4. The movie is interesting enough that we want to watch it again

5. câu 5 mk ko đọc đc đề của bạn

1. Nam is not old enough to watch horror films.

2. The ice is thick enough for us to walk.

3. Lan is tall enough to reach the self.

4. The movie is interesting enough for us (to want) to watch it again

5. He is too weak to lift all of those suitcases

I.If.....not=Unless

3.If you do not pay me money.I will call the police.

=)Unless........... you pay me money.I will call the police......................

4.If he is not too fat,he will be more handsome

=)Unless....he is fat,he will be more handsome...........

Exercise 3: Rewrite the sentences to keep the meaning unchanged.

e.g : He is old. He can’t play sports.       If he were not old, he would play sports.

1.The test is too difficult. She can’t do it.  If were not too difficult, she could do it.

2.It is hot. We can’t go out.  If it were not hot, we could go out.

3.He walks too slowly. He can’t catch the bus. If he didn't walk too slowly, he could catch the bus.

4.She speaks quickly. I don’t understand her question. If she didn't speak quickly, I would understand her question.

5.Mai is tired. She can’t do her homework. If Mai were not tired, she could do her homework.

6.She lost because she didn’t have a map. If she had a map, she wouldn't lose.

*7.Hurry up or we’ll be late for the concert. If we don’t hurry up, we will be late for the concert.

8.Study hard or you won’t pass the exam. If you don't study hard, you won't pass the exam.

9.If it doesn’t rain, we will go camping. Unless it rains, we will go camping.

10.Unless we protect the environment, our life will be badly affected.

     If we don't protect the environment, our life will be badly affected.

11.we didn’t visit the museum because we hadn’t time. We would have visited the museum if we had had time.

12.Working so much will make you tired. If you work so much, you will make  you tired.

13.We don’t have enough money, so we can’t buy that house.

If we had enough money, we could buy that house.

14.If someone doesn’t put the coal in, the fire will go out .

    Unless someone puts the coal in, the fire will go out.

15. We don’t have enough money, so we can’t buy that house.

If we had enough money, we could buy that house.

16.I'm sorry that I asked her to stay.  Now I wish I hadn't asked her to stay.

17. He lost his money because he wasn't careful. If he had been carefull, he wouldn't have lost his money.

* 18.Keep quiet or I’ll scream.   Unless you keep quiet, I will scream.

19. Come here or else she will punish you. If you don't come here, she will punish you.

20.Because the weather is hot, Mai can’t go to the zoo. If the weather were not hot, Mai could go to the zoo.

1.The test is too difficult. She can’t do it. 

=> If the test is difficult, she won't be able to do it.

2.It is hot. We can’t go out. 

=> If it's hot, we won't go out.

3.He walks too slowly. He can’t catch the bus.

=> If he goes slow, he won't be able to catch the bus.

4.She speaks quickly. I don’t understand her question.

=> If she spoke fast, I wouldn't understand her question

5.Mai is tired. She can’t do her homework.

=> If Mai is tired, she won't be able to do her homework.

6.She lost because she didn’t have a map.

=> If she had a map, she wouldn't lose.

*7.Hurry up or we’ll be late for the concert. 

=> If we don’t hurry, we will be late for the concert.

19. Come here or else she will punish you.

=> If you don't come here, she will punish you

20.Because the weather is hot, Mai can’t go to the zoo.

=> If the weather is hot, I won't go to the zoo

lỡ làm nhiu đây r nên gửi bn luôn , cái này là bài thi:>

  1.        Chia động từ trong ngoặc

             1.1.        Peter should go to sleep early if he (not want)...........doesn't want.............to be tired the next morning.

             1.2.        If you (take)..........took..............more exercise, you would be more resistant to diseases.

             1.3.        You may have car accident unless you (drive)............drive............more carefully.

             1.4.        If I travel to London, I (visit).............will visit...........its museums.

             1.5.        If they offer me the job, I think I (accept)............will accept............it.

             1.6.        Many people (be)..............would be..........out of work if the local factory closed down.

             1.7.        What (happen).......would happen.................if that red button was pressed?

             1.8.        I'd be absolutely astonished if Mary and James (get)..............got..........married.

Ex3: Rewrite the sentences with the same meaning
1) I’m not going to buy that mobile phone because it’s too expensive.
=> If that mobile phone… weren’t so expensive, I would buy it.
2) If he weren’t very ill, he would be at work.
=> Unless he…was ill, he would be at work.
3) He is fat but he doesn’t play sport.
=> If he… played sports, he wouldn’t be fat.
4) He is ill. He can’t go skiing.
=> If he…weren't ill , he could go skiing
5) I can’t see you this Friday because I have to work.
=> If I didn’t… have to work, I could see you this friday.

1) I’m not going to buy that mobile phone because it’s too expensive.
=> If that mobile phone…weren't expensive, I would buy it
2) If he weren’t very ill, he would be at work.
=> Unless he…were ill, he would be at work.
3) He is fat but he doesn’t play sport.
=> If he…played sport, he wouldn't be fat
4) He is ill. He can’t go skiing.
=> If he…weren't ill, he could go skiing
5) I can’t see you this Friday because I have to work.
=> If I didn’t…have to work, I could  see you this Friday

Cấu trúc khuyên ai không nên làm gì: S+shouldn’t+V_infi

Trong câu đã cho đã có sẵn lời khuyên là không tốt khi uống quá khiều coffee => viết lại: không nên uống quá nhiều coffee.

Đáp án: You shouldn’t drink too much coffee everyday.

Tạm dịch: Bạn không nên uống quá nhiều cà phê mỗi ngày.

1 he cycles safely

➝he is a safe cyclist.

2 What is your brother weight?

➝how heavy is your brother?

3You should not watch TV too late

➝you ought not to watch TV too late.

4 My friend likes watching TV better than reading books

➝My friend prefer watching TV to reading books.

-Viết lại câu sao cho nghĩa  không đổi, bắt đầu bằng từ gợi ý

1 he cycles safely

➝he is a safe cyclist.

2 What is your brother weight?

➝how heavy is your brother?

3You should not watch TV too late

➝you ought not to watch TV too late.

4 My friend likes watching TV better than reading books

➝My friend prefer watching TV to reading books.