Câu hỏi: ..... recipe for ......... success is  .......... hard work.

A. The/  X/  X

B. The/  a/  the

C. X/  a/  X 

D. X/  the/  X

Câu 1: The Mississippi river is in ........ United States of America.

A. a

B. an

C. the

D. x

Câu 2: Where's ...... USB drive I lent you last week?

A. a

B. an

C. the

D. x

Câu 3: Danny wanted ........... new bicycle for Christmas.

A. a

B. an

C. the

D. x

Câu 4: I need ....... time to think about ........... offer you made me.

A. the/  the 

B. a/  the 

C. x/ an

D. a/ the

Câu 5: ........ starts at seven o’clock.

A. School

B. A school

C. The school

D. The schools

Câu 6: Alex is in Boston studying for .... MBA.

A. a

B. an

C. the

D. x