Mình tự đoán phần gạch chân như này, ko biết có đúng đề của bạn ko :) 

1 music makes people different from all other animals.

What makes people different from all other animals?

2 when she came ,I was practicing my piano lesson.

What were you doing when she came?

3 my favourite composer is Chopin.

Who is your favourite composer?

4 we had to cancel our picnic because the weather was bad

Why did you have to cancel your picnic ?

5 I practice speaking English to sing English songs.

What do you practice speaking English for ?

ko có phần gạch chân bạn ơi

1 Which makes people different from all other animals?

2 What was you doing when she came?

3 What is your favourite composer?

4 Why did you had to cancel your picnic?

5 How do you practice speaking English? 

1. Because the weather was cold, they had to cancel their picnic. (using “so”)

The weather was so cold that they had to cancel their picnic.

2. This book is interesting enough for me to read many times. (using “so”)

This book is so interesting that I have read it many times.

3. This car is too old for me to buy. (using “so”)

This car is so old that I can't buy it.

4. The test was so long that I couldn’t finish it in an hour. (using “so”)

The test was so long that I was unable to finish it in an hour.

(đề bài có bị nhầm lẫn không em?, có chăng đề yêu cầu chuyển đổi câu sử dụng "too" )

The test was too long for me to finish in an hour.

5. The play interests him much.

He finds the play interesting.

The play is interesting to him.

He is much interested in the play.

The play makes him interested.

6. The test was not easy enough for her to do.

The test was so difficult that she couldn't do it.

It was such a difficult test that she couldn't do it.

It was so difficult a test that she couldn't do it.

The test was too difficult for her to do.

7. They bought the car because it was modern.

The car was modern so they bought it.

The car was so modern that they bought it.

It was such a modern car that they bought it.

It was so modern a car that they bought it.

8. It was not until midnight that we went to bed.

We didn’t go to bed until midnight.

9. Spending the weekend in the countryside is very exciting.

It’s very exciting to spend the weekend in the countryside.

10. The journey to the village was very interesting to the boys.

The boys felt interested in the journey to the village.

11. I’m sorry I’m not able to go with you.

I wish I could / were able to go with you.

12. He bought such a lot of books that he couldn’t read them all.

He bought so many books that he couldn't read them all.

13. There is so much rain that we can’t go out.

There is such heavy rain that we can't go out.

14. Don’t shout all the time.

I wish you didn't shout all the time.

15. Mr. Ha has never gone abroad before.

Mr. Ha wishes he had gone abroad before.

16. His parents made him study for the exams.

He was made to study for the exams by his parents.

17. “You shouldn’t give up your job,” Jane told Anne.

Jane advised Anne not to give up her job.

18. It takes me hours to get to work every day.

I spend hours getting to work every day.

19. They have studied English for 3 years now.

They started studying English 3 years ago.

It’s 3 years since they started studying English.

20. This is the first time I have eaten this kind of food.

I have never eaten this kind of food.

21. I didn’t want to be late, so I left early.

Because I didn''t want to be late, I left early.

22. He hasn't gone back to his village since 1989.

He last        went back to his village in 1989.                                                                                                         

23. I'm sorry I often talk too much in class.

I wish         I didn't talk too much in class.                                                                                                          

24. We are painting our house at the moment.

Our house          is being painted at the moment.                                                                                                     

25. My brother went to bed late, so he got up late the next morning.

My brother got up late because he went to bed late the previous night.

26. When did you start learning English?

How long is     it since you started learning English?                                                                                                       

27. I can’t speak English fluently.

I wish                      I could speak English fluently.                                                                                              

28. The children have done the homework since 2 o’clock.

The homework                          has been done by the children since 2 o'clock.                                                                    

29. He is not old enough to drive cars.

He is too young to drive cars.

30. My mother doesn’t usually get up early.

My mother isn’t used to get up early.

.Because the weather was cold, they had to cancel their picnic

-> because of.........the cold weather,they had to cancel their picnic.......

The test was so long that I coudn't finish it in an hour

->> it was such a long test that I coudn't finish it in an hour

.Because the weather was cold, they had to cancel their picnic

-> because of cold weather,they had to cancel their picnic.

The test was so long that I coudn't finish it in an hour

->> it was too long for me to finish it in an hour

The man couldn't drive fast because it was raining

=> The weather was so rainy that the man couldn't drive fast.

2) we had to wear warm clothes because it was cold.

=> The weather was so cold that we had to wear warm clothes.

A

C

C nha

1. A

was -> is (câu điều kiện loại 1)

2. C 

because of -> because (because of + N/V-ing; because + mệnh đề)

1. A ( is )

2. C ( because )

40. The weather is bad so we can't go for a walk.

→If ...the weather weren't bad, we could go for a walk...

41. People don't trust him because he tells lies.

→If ...he didn't tell lies, people would trust him ...

42. Unless she goes on a diet, she won't lose weight.

→ If......she doesn't go on a diet, she will not lose weight ...

43. He didn’t go to the party because he was busy.

→ He was busy, …so he didn't go to the party …..

44. The road was very icy. They couldn't drive fast. (so)

→......The road was very icy so they couldn't drive fast...

45. We take our umbrellas because it is raining heavily.

→ It is ......raining heavily so we take our umbrellas ......

46. It was raining hard, so we had to cancel the game.

→We had to ....cancel the game because it was raining hard......

47. I went to school as usual yesterday. I had a terrible cold. (although)

→...Although I had a terrible cold, I went to school as usual yesterday ......

Đáp án: A

Giải thích: The weather was beautiful and we had a great time.

Dịch: Thời tiết rất đẹp và chúng tôi đã có một thời gian tuyệt vời.

Because of the bad weather, we had our to stop our picnic.

- the bad weather prevented........us from our picnic...................   

Our summer vacation lasts two months

- we have a ...two-month summer vacation................

Because of the bad weather, we had our to stop our picnic.

- the bad weather prevented us from our picnic

Our summer vacation lasts two months

- we have a two - month summer vacation

Because of the bad weather, we had our to stop our picnic.

- the bad weather prevented...........us from our picnic.................   

Our summer vacation lasts two months

- we have a .......two months summer vacation ............