Câu hỏi: Mr. Brown bought ..............new car ..................last week.

A. an/  X

B. a/  X

C. the/  the

D. X/  X

Câu 1: Sorry, I can't find the number. I remember writing it on ............. back of an envelop.

A. a

B. an

C. the

D. x

Câu 2: Rita plays .......... violin and her sister plays .......... guitar.

A. the/  X

B. the/ a

C. the/  the

D. X/  X

Câu 3: He usually travels to..................Philadelphia by.................. train.

A. the/  X

B. X/  the

C. the/  the

D. X/  X

Câu 4: Louie played.......... basketball and.......... baseball  at  ..........Boy’s  Club this year.

A. a/  X/  the 

B. a/  the/  the

C. a/  the/  the

D. X/  X/  a

Câu 5: David attended .......... Princeton University.

A. a

B. an

C. the

D. x

Câu 6: Scientists sent ............ expedition to ............ Mars during .......... 1990s.

A. an/  X/  the

B. an/  the/  the

C. X/  X/  the

D. X/  X/  X