Câu hỏi: Birds can fly in ........ sky.

A. an

B. the

C. x

D. a

Câu 1: Where is .... pretty, pink sweater I bought last week?

A. a

B. an

C. the

D. x

Câu 2: He is ........ English.

A. a

B. an

C. x

D. the

Câu 3: Are they .......... students?

A. a

B. an

C. x

D. the

Câu 4: .......... Grand hotel is in .......... Baker Street.

A. Ø, Ø

B. the, the

C. the, Ø

D. Ø , the

Câu 5: ......... Hyde Park is a very large park in central London.

A. a

B. an

C. x

D. the

Câu 6: He is ...... English.

A. x

B. a

C. the

D. an