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

A. a

B. an

C. x

D. the

Câu 1: It is estimated that about 640 women remain illiterate in ............ world, mostly in developing countries.

A. a

B. an

C. the

D. x

Câu 2: ............AIDS is .................. incurable disease.

A. the/  an

B. X/  an

C. the/  the

D. X/  the

Câu 3: He understands …….... French, but he speaks it badly.

A. a

B. an

C. the

D. x

Câu 4: We often watch______ television.

A. the

B. a

C. an

D. x

Câu 5: ................. swimming is .................. good sport.

A. the/  X 

B. X/  a 

C. the/  the 

D. X/  the

Câu 6: I told Mom we would be ...................home in ...................hour or so.

A. the/  X

B. X/  an

C. the/  the

D. X/  a