Câu hỏi: I  have two brothers: ...... older one is training to be ........ pilot with British Airways, ....... younger one is still at  ....... school.

A. The/  X/  the/  X

B. The/  a/  the/ X

C. an/  a/  the/  X

D. the/  the/  the/  X

Câu 1: The children have ........ new teacher called Mr. Green.

A. a

B. an

C. the

D. x

Câu 2: Ben has ........... terrible headache.

A. a

B. an

C. the

D. x

Câu 3: ...... book you ordered .......... last week is now in stock.

A. the/  X

B. a/  the

C. X/ an

D. X/ the

Câu 4: The Mississippi river is in ........ United States of America.

A. a

B. an

C. the

D. x

Câu 5: We need to protect ....... environment from pollution.

A. some

B. a

C. an

D. the

Câu 6: The teacher read ........ interesting article from the newspaper.

A. a

B. an

C. the

D. x