Câu hỏi: Sam is  ...... man to speak at the conference tomorrow.

A. x

B. a

C. the

D. an

Câu 1: ......... Hyde Park is a very large park in central London.

A. a

B. an

C. x

D. the

Câu 2: He is ........ English.

A. a

B. an

C. x

D. the

Câu 3: We only have ...... hour to complete the test.

A. a

B. an

C. x

D. the

Câu 4: All work had to be done by ...... hand when there were no modern machines.

A. an

B. the

C. x

D. a

Câu 5: He is ........ English man.

A. a

B. an

C. x

D. the

Câu 6: There was  .......... piano in the corner of the room.

A. a

B. an

C. x

D. the