Câu hỏi: We need to protect ....... environment from pollution.

A. some

B. a

C. an

D. the

Câu 1: The tomatoes are 99 pence .......... kilo.

A. a

B. an

C. the

D. x

Câu 2: The teacher read ........ interesting article from the newspaper.

A. a

B. an

C. the

D. x

Câu 3: What do you usually have for ......... breakfast?

A. a

B. an

C. the

D. x

Câu 4: Where's ...... USB drive I lent you last week?

A. a

B. an

C. the

D. x

Câu 5: I won’t be  home for ..... dinner this evening. I’m meeting some friends after .... work and we’re going to ...... cinema.

A. The/  X/  X

B. X/  the/  the 

C. X/  X/  the 

D. X/  the/  X

Câu 6: The Mississippi river is in ........ United States of America.

A. a

B. an

C. the

D. x