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

A. a

B. an

C. the

D. Ø

Câu 1: We had ........... meal in a restaurant.

A. a

B. an

C. the

D. Ø

Câu 2: Tung's father bought him ......... bicycle that he had wanted for his birthday.

A. a

B. an

C. the

D. Ø

Câu 3: ......... Sun is a star.

A. a

B. an

C. the

D. Ø

Câu 4: She works six days ....... week.

A. a

B. an

C. the

D. Ø

Câu 5: Mary loves ......... flowers.

A. a

B. an

C. the

D. Ø

Câu 6: .......... blind are ....... people who can't see anything.

A. The - a

B. A - Ø

C. The - Ø

D. The - the