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

A. some

B. a

C. an

D. the

Câu 1: The Mississippi river is in ........ United States of America.

A. a

B. an

C. the

D. x

Câu 2: ........ starts at seven o’clock.

A. School

B. A school

C. The school

D. The schools

Câu 3: Carol's father works as ......... electrician.

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 teacher read ........ interesting article from the newspaper.

A. a

B. an

C. the

D. x

Câu 6: Where's ...... USB drive I lent you last week?

A. a

B. an

C. the

D. x