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

A. to fly

B. flying

C. be flying

D. fly

Câu 1: Are you interested in _____ football.

A. play

B. to play

C. playing

D. played

Câu 2: My friend is fond of _____ TV in the evening.

A. watching

B. to watch

C. watch

D. watched

Câu 3: They are looking forward _____ Tet holiday.

A. to have

B. having

C. to having

D. have

Câu 4: He looks _____ today than yesterday.

A. good

B. well

C. better

D. goodly

Câu 5: There is a _____ difference between the north and the south.

A. region

B. regional

C. regionally

D. regioner

Câu 6: He used _____ next to me in class.

A. to sit

B. sit

C. to sitting

D. to sat