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

A. office

B. official

C. officer

D. officially

Câu 1: He couldn't go far because he was afraid of _____

A. to fly

B. flying

C. be flying

D. fly

Câu 2: He couldn't stand _____ for her so long.

A. to wait

B. waiting

C. wait

D. waited

Câu 3: I can't remember the name of the man _____ I gave the money.

A. who

B. whom

C. whose

D. which

Câu 4: He looks _____ today than yesterday.

A. good

B. well

C. better

D. goodly

Câu 5: He used _____ next to me in class.

A. to sit

B. sit

C. to sitting

D. to sat

Câu 6: My friend is fond of _____ TV in the evening.

A. watching

B. to watch

C. watch

D. watched