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

(can't/couldn't afford to buy sth = sth (be) too expensive too buy)

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

(Do you mind + V-ing ...)

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

(If I were you, I would (not)+.... = You should (not) .....)

4. Do we need to finish the work today?

(Is it necessary for O to do sth = Do/ Does + S+ need to do sth...)

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

(interested in doing sth)

6. If he doesn't phone me immediately, he won't get any information.

(câu đk loại 1: If+S1+V(S/es)....., S2+will+ V....)

7. It ín't easy to leave her after such a long time.

(difficult = not easy)

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

(Why don't we + V...? = Let's+ V....)

9. It's very exciting to fly a kite in the countryside.

10. I started doing voluntary work three years ago.

(S+have/ has+pp+for+khoảng tg = S+started/ began+ to V/ V-ing+ khoảng tg+ago)

11. We needn't change the dates of our trip.

(not necessary = needn't)

12. Would you mind if I showed you how to use this?

(Would you mind If I + V(quá khứ))

`1`. The car is too expensive for her to buy. (expensive: đắt)

`2`. Do you mind helping me to put the chair away ? (Do you mind + Ving: có phiền nếu làm gì)

`3`. You shouldn't sweep the house on the first day of Tet. (If I were you, I wouldn't + V= You shouldn't + V: khuyên ai không nên làm gì)

`4`. Do we need to finish the work today? (be necessary to V = need to V)

`5`. I’m interested in learning about other cultures. (interested in + Ving: hứng thú khi làm gì)

`6`. If he doesn't phone her immediately, he won’t get any information. (Unless = If ... not ...)

`7`. It isn’t easy to leave here after such a long time. (difficult = not easy)

`8`. Why don't we get together and talk about our presentation before we do it in class ? (Let us + V = Why don't we + V)

`9`. It’s very exciting to fly a kite in the countryside. (It + to be + adj + to V)

`10`. I started doing voluntary work three years ago. (S + began/started + Ving + thời gian + (ago) = S + have/has + PII + for/since + thời gian)

`11`. We don't need to change the dates of our trip. (giải thích giống câu 4)

`12`. Would you like me to show you how to use this ? (want sb to V = would like sb to V)