Câu hỏi: They are going_____vacation in London.

A. in

B. on

C. at

D. for

Câu 1: _______ are you going to stay ? _ In a hotel .

A. Which

B. Where

C. When

D. What

Câu 2: What _______Ba often do on Sundays?

A. is

B. does

C. do

D. would

Câu 3: Ho Chi Minh has a ………of 3.5 million.

A. city

B. capital

C. population

D. country

Câu 4: There are ______apples in the refrigerator.

A. a

B. an

C. some

D. any

Câu 5: What about ……..to Sapa on the weekend?

A. go

B. going

C. to go

D. goes

Câu 6: It's cold in our country ………………the winter.

A. at

B. on

C. of

D. in