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: Your car is different _____ mine.

A. to

B. in

C. from

D. for

Câu 2: He went to a seaside resort because he was keen on _____.

A. windsurf

B. windsurfing

C. to windsurf

D. to windsurfing

Câu 3: While I was swimming yesterday afternoon, someone else _____ my clothes.

A. stealed

B. was stealing

C. was stolen

D. stole

Câu 4: Are you interested in _____ football.

A. play

B. to play

C. playing

D. played

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

A. to sit

B. sit

C. to sitting

D. to sat

Câu 6: He couldn't stand _____ for her so long.

A. to wait

B. waiting

C. wait

D. waited