Câu hỏi: Are you interested in _____ football.

A. play

B. to play

C. playing

D. played

Câu 1: He went to a seaside resort because he was keen on _____.

A. windsurf

B. windsurfing

C. to windsurf

D. to windsurfing

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: 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: While I was swimming yesterday afternoon, someone else _____ my clothes.

A. stealed

B. was stealing

C. was stolen

D. stole

Câu 6: She can't stand _____ her at home all day.

A. seeing

B. see

C. to see

D. saw