1. The car is too expensive for her to buy.

too adj (for sb) to V: quá...(cho ai) để làm gì

2. Do you mind helping me to put the chair away?

Do you mind/Would you mind + V-ing: Bạn có phiền...

3. You shouldn't sweep the house on the first of Tet.

should (not)/ had better (not)/ ought (not) to + V: (không) nên

4. Do we need to finish the work today?

hoặc Do we have to finish the work today?

need + to V: cần phải làm gì (nhấn mạnh ai cần phải làm gì)

have to + V: phải làm gì (xuất phát từ người nói)

5. I'm interested in learning about other cultures.

be interested in + V-ing/N: hứng thú về

6. If he phones her immediately, he will get some information.

Câu điều kiện loại 1: If + S + V(htđ), S + will/shall/can/may + V(nguyên thể)

Unless = If...not: Nếu không...thì

7. It isn't easy to leave here after such a long time.

It is adj (for sb) to V: Thật là...(cho ai đó) để làm gì

8. Why don't we get together and talk about our presentation before we do it in class?

Why don't we + V: Tại sao không...? (Đưa ra lời đề nghị, gợi ý)

1. ... expensive for her to buy

2. ... helping me to put the chair away

3. ... should not sweep the house on the first day of Tet

4. ... have to finish the work today? 

5. ... interested in learning about other cultures

6. ... he phones her immediately, he will get some information

7. ... easy to leave here after such a long time

8. ... don't we get together and talk about our presentation before we do it in class