Câu hỏi: There was  .......... piano in the corner of the room.

A. a

B. an

C. x

D. the

Câu 1: She needs  ........ water. She is really thirsty.

A. a

B. an

C. the

D. x

Câu 2: I want to see ...... movie. I don't care which one we see. I just want to get out of the house tonight.

A. a

B. an

C. the

D. x

Câu 3: Birds can fly in ........ sky.

A. an

B. the

C. x

D. a

Câu 4: It is fun to learn English on ....... computer.

A. a

B. an

C. x

D. the

Câu 5: She is ...... tallest girl in the school.

A. a

B. an

C. the

D. x

Câu 6: Quick! Someone call ....... police. I need help right now.

A. a

B. an

C. the

D. x