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

A. an/  X/  the

B. an/  the/  the

C. X/  X/  the

D. X/  X/  X

Câu 1: Jason's father bought him ............ bicycle that he had wanted for his birthday.

A. a

B. an

C. the

D. 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: Look at.................. sun. It is rising.

A. a

B. an

C. the

D. x

Câu 4: Mel's grandmother is in........... hospital,  so we went to visit her ............  last night.

A. the/  X

B. X/  the

C. the/  the

D. X/  X

Câu 5: Every year, thousands of tourists visit ……... Nile River.

A. a

B. an

C. the

D. x

Câu 6: ....... Statue of Liberty was a gift of friendship from France to ............ United States.

A. the/  X 

B. X/  the

C. the/  the

D. X/  X