Câu hỏi: ......... European expert was invited to speak to the committee.

A. a

B. an

C. the

D. x

Câu 1: Julie talked for ......... hour about her school project.

A. a

B. an

C. the

D. x

Câu 2: 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 3: Where's ...... USB drive I lent you last week?

A. a

B. an

C. the

D. x

Câu 4: Jennifer tasted ........ birthday cake her mother had made.

A. a

B. an

C. the

D. x

Câu 5: The Mississippi river is in ........ United States of America.

A. a

B. an

C. the

D. x

Câu 6: There was .......... huge crowd of people outside the church.

A. a

B. an

C. the

D. x