Câu hỏi: I want to introduce you to Sharon. She is ........ very nice person.

A. a

B. an

C. the

D. x

Câu 1: Are they .......... students?

A. a

B. an

C. x

D. the

Câu 2: She needs  ........ water. She is really thirsty.

A. a

B. an

C. the

D. x

Câu 3: Do you like ........ my wedding dress?

A. a

B. an

C. the

D. x

Câu 4: Can you play ..... piano?

A. a

B. an

C. the

D. x

Câu 5: Canada is one of ......... biggest countries in the world.

A. a

B. an

C. the

D. x

Câu 6: I need one out today. ........... new computer. I'm going to the electronics' store to pick

A. a

B. an

C. the

D. x