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

A. a

B. an

C. the

D. x

Câu 1: I like .... blue T-shirt over there better than ......... red one.

A. a/a

B. the/the

C. the/a

D. x/x

Câu 2: Their car does 150 miles ..... hour.

A. a

B. an

C. the

D. x

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

A. a

B. an

C. the

D. x

Câu 4: Alex is in Boston studying for .... MBA.

A. a

B. an

C. the

D. x

Câu 5: It would help us if you gave ..... honest opinion.

A. a

B. an

C. the

D. x

Câu 6: Jennifer tasted ........ birthday cake her mother had made.

A. a

B. an

C. the

D. x