Câu hỏi: ................ Mekong River is .............longest river in.................... Vietnam.

A. the/  X/  the

B. the/  the/  the

C. X/  X/  the

D. the/  the/  X

Câu 1: Scientists sent ............ expedition to ............ Mars during .......... 1990s.

A. an/  X/  the

B. an/  the/  the

C. X/  X/  the

D. X/  X/  X

Câu 2: 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 3: Phil can't go to .......... movies tonight because he has to write .......... essay.

A. X / the

B. the/  X

C. the/  the

D. X/  X

Câu 4: ......... chair which you are sitting in is broken.

A. a

B. an

C. the

D. x

Câu 5: .................gold is perhaps .............. most highly treasured metal.

A. the/  X

B. X/  the

C. the/  the

D. X/   X

Câu 6: Rita plays .......... violin and her sister plays .......... guitar.

A. the/  X

B. the/ a

C. the/  the

D. X/  X