1. had better try to stop smoking.

(S+had better+V_inf:nên/không nên làm gì)

2. not intention of missing his favourite TV program.

(to intend to +inf = to have intention of + V_ing : dự định làm/không làm việc gì)

3. is not necessary for you to pay the fees in advance.

(It's (not) adj (for sb) to V_inf....)

4. six months since I last went swimming.

(It’s + time+ since + S + last + P.P2)

5. was accused of cheating them in the exam.

(bị động thì QKĐ)

6. were you, I would apply for a university next year.

(điều kiện loại 2)

8. such a difficult exam that I couldn't pass.

(cấu trúc such...that)

9. hasn't seen his brother for nearly 20 years.

(thì HTHT)

10. been going to to England since last Sunday and is still there.

(thì HTHTTD)

Câu 7 mình chưa hiểu đề lắm!

1. You should try to stop smoking ( better)

-> You had better stop smoking. 

2. Leo didn't intend to miss his favorite TV program (intention)

-> Leo had no intention of missing his favorite TV program.

3. You don't have to pay the fees in advance (necessary)

-> It doesn't necessary for you to pay the fees in advance.

4. I haven't gone swimming for six month

-> It's six months since I last went swimming. 

5. He accused me of cheating them in the exam.

-> I was accused of cheating them in the exam. 

6. You should apply for a university next year.

-> If I were you, I would apply for a university next year.

7. Tuan goes to school with Peter, he is really good at math.

(Bạn xem lại đề giúp mình nhé)

8. The exam was too difficult for me to pass.

-> It was such a difficult exam that I couldn't pass.

9. it's nearly 20 years since my father saw his brother

-> My father hasn't seen his brother for 20 years. 

10. Tom went to England last Sunday and is still there

-> Tom has went to England since last Sunday.