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

A. some

B. a

C. an

D. the

Câu 1: Jennifer tasted ........ birthday cake her mother had made.

A. a

B. an

C. the

D. x

Câu 2: The children have ........ new teacher called Mr. Green.

A. a

B. an

C. the

D. x

Câu 3: 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 4: I need ....... time to think about ........... offer you made me.

A. the/  the 

B. a/  the 

C. x/ an

D. a/ the

Câu 5: What do you usually have for ......... breakfast?

A. a

B. an

C. the

D. x

Câu 6: Alex is in Boston studying for .... MBA.

A. a

B. an

C. the

D. x