Câu hỏi: We need to protect ....... environment from pollution.

A. some

B. a

C. an

D. the

Câu 1: Alex is in Boston studying for .... MBA.

A. a

B. an

C. the

D. x

Câu 2: ......... people who live in  ..... glass houses shouldn’t throw stones.

A. the/  X

B. the/ the

C. X/  X

D. X/   the

Câu 3: Do you still live in ......... Bristol?

A. a

B. an

C. the

D. x

Câu 4: Ben has ........... terrible headache.

A. a

B. an

C. the

D. x

Câu 5: The tomatoes are 99 pence .......... kilo.

A. a

B. an

C. the

D. x

Câu 6: ...... book you ordered .......... last week is now in stock.

A. the/  X

B. a/  the

C. X/ an

D. X/ the