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: Would you like _____ to my party?

A. come

B. to come

C. coming

D. came

Câu 2: He couldn't go far because he was afraid of _____

A. to fly

B. flying

C. be flying

D. fly

Câu 3: While I _____ TV, my sister _____ to music.

A. was watching/ listening

B. watched/ listened

C. was watching/ was listening

D. watching/ listening

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 used _____ next to me in class.

A. to sit

B. sit

C. to sitting

D. to sat

Câu 6: We spent half a year _____ this hotel.

A. to build

B. built

C. building

D. with building