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

A. to sit

B. sit

C. to sitting

D. to sat

Câu 1: English is the _____ language on one- fifth of the land area of the world.

A. office

B. official

C. officer

D. officially

Câu 2: They are looking forward _____ Tet holiday.

A. to have

B. having

C. to having

D. have

Câu 3: He couldn't stand _____ for her so long.

A. to wait

B. waiting

C. wait

D. waited

Câu 4: While I was swimming yesterday afternoon, someone else _____ my clothes.

A. stealed

B. was stealing

C. was stolen

D. stole

Câu 5: He looks _____ today than yesterday.

A. good

B. well

C. better

D. goodly

Câu 6: It's not worth _____ a tax home.

A. taking

B. to take

C. take

D. took