Câu hỏi: We spent half a year _____ this hotel.

A. to build

B. built

C. building

D. with building

Câu 1: My friend is fond of _____ TV in the evening.

A. watching

B. to watch

C. watch

D. watched

Câu 2: English is the _____ language on one- fifth of the land area of the world.

A. office

B. official

C. officer

D. officially

Câu 3: A lot of trees _____ in the garden at the moment.

A. is grown

B. is being grown

C. are grown

D. are being grown

Câu 4: He couldn't stand _____ for her so long.

A. to wait

B. waiting

C. wait

D. waited

Câu 5: He couldn't go far because he was afraid of _____

A. to fly

B. flying

C. be flying

D. fly

Câu 6: Are you interested in _____ football.

A. play

B. to play

C. playing

D. played