Câu hỏi: ......... chair which you are sitting in is broken.

A. a

B. an

C. the

D. x

Câu 1: .................gold is perhaps .............. most highly treasured metal.

A. the/  X

B. X/  the

C. the/  the

D. X/   X

Câu 2: Phil can't go to .......... movies tonight because he has to write .......... essay.

A. X / the

B. the/  X

C. the/  the

D. X/  X

Câu 3: Scientists sent ............ expedition to ............ Mars during .......... 1990s.

A. an/  X/  the

B. an/  the/  the

C. X/  X/  the

D. X/  X/  X

Câu 4: Mel's grandmother is in........... hospital,  so we went to visit her ............  last night.

A. the/  X

B. X/  the

C. the/  the

D. X/  X

Câu 5: Harry has been admitted to ..........School of Medicine at .......... Midwestern university.

A. the/  X  

B. the / a

C. the/ the

D. X/ X

Câu 6: Mr. Brown bought ..............new car ..................last week.

A. an/  X

B. a/  X

C. the/  the

D. X/  X