VI/

1.Where is Linh reading books?

2.What are the boys doing in the yard?

3.When do many girls do aerobics?

4.How often do you stay up late on Saturday night?

5.Who visited her grandfather last week?

VII/

1. I have never talked to a foreigner before.

2. Ho Chi Minh city is the most crowded city in Viet Nam.

3. It's the first time we have ever tasted fish and chips.

4.Living in Hai Phong is more expensive than living in Bac Giang.

5. I haven't seen Peter for 5 months.

VI.

1. Linh is reading books in the library.

-> Where is Linh now?

2. The boys are playing soccer in the yard.

-> What are the boys doing?

3. Many girls do aerobic at the weekend.

-> When do many girls do aerobic?

4. We sometimes stay up late on Saturday night.

-> How often do you stay up late Saturday night?

5. Lan visited her grandfather last week.

-> Who visited her grandfather last week?

VIII.

1. It's the first time that I have ever talked to the foreigner.

-> I have...

2. No cities in Vietnam are more crowded than Ho Chi Minh City.

-> Ho Chi Minh City is the most crowded city in Vietnam.

4. Living in Bac Giang is cheaper than living in Hai Phong.

-> Living in Hải Phong is more expensive than living in Bac Giang.

5. I last saw Peter 5 months ago.

-> I haven't seen Peter in months.

 CHÚC BẠN HỌC TỐT!!!!