Câu hỏi: Tung's father bought him ......... bicycle that he had wanted for his birthday.

A. a

B. an

C. the

D. Ø

Câu 1: We visited ...... Canada and ........ United States two years ago.

A. Ø - Ø

B. the - Ø

C. Ø - an

D. Ø - the

Câu 2: ......... Sun is a star.

A. a

B. an

C. the

D. Ø

Câu 3: My daughter plays .......... piano very well.

A. a

B. an

C. the

D. Ø

Câu 4: .......... rose is my favourite color.

A. a

B. an

C. the

D. Ø

Câu 5: When was ....... telephone invented?

A. a

B. an

C. the

D. Ø

Câu 6: There are billions of stars in ....... space.

A. a

B. an

C. the

D. Ø