10. My sister is a fluent French speaker.

11. The red car is more expensive than the black one.

12. No houses are younger than mine.

13. It's very interesting to have a vacation abroad.

14. What is the price of a letter to the USA?

15. We spend half an hour walking to school.

16. Is this the cheapest computer you have?

17. Tim's collection has over eight hundred stamps.

18. How much does this bag cost?

19. What is the weight of your son?

20. You ought not to eat too many candies.

Who is watching TV?

Who watched TV?

C

1.She prefers staying at home to going to market.

->She'd rather stay at home than go to the market.

2.We prefers English to French.

->We'd rather learn English than French.

3.They prefer working to resting.

->They'd rather work than rest.

4.She prefers drinking orange juice to eating mangoes.

->She'd rather drink orange juice than eat mangoes.

5.He prefers smoking to drinking.

->He'd rather smoke than drink.

(+) Câu khẳng định

1. I am learning English.

2. I am playing football.

3. I am doing great.

4. I am helping my mom.

5. I am buying a gift.

(-) Câu phủ định

1. I am not learning English.

2. I am not playing football.

3. I am not doing great.

4. I am not helping my mom.

5. I am not buying a gift.

(?) Câu nghi vấn

1. Are you playing football?

2. Are you buying a gift?

3. Are you studying English?

Câu lấy thông tin

1. What are you doing?

2. What is he doing?

3. What is she doing?

Sản phẩm công nghiệp của Trung Quốc có sản lượng đứng đầu thế giới (năm 2004) là:

A. điện

B. ô tô các loại

C. dầu mỏ

D. thép