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

A. a

B. an

C. the

D. x

Câu 1: Alex is in Boston studying for .... MBA.

A. a

B. an

C. the

D. x

Câu 2: Carol's father works as ......... electrician.

A. a

B. an

C. the

D. x

Câu 3: Their car does 150 miles ..... hour.

A. a

B. an

C. the

D. x

Câu 4: We often go to school by ........ bicycle.

A. some

B. a

C. an

D. the

Câu 5: There was .......... huge crowd of people outside the church.

A. a

B. an

C. the

D. x

Câu 6: ........ dancing is ......... more interesting activity than  .......... reading.

A. X/  X/  X

B. The/  a/  the

C. X/  a/  X

D. X/  the/  X