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

A. region

B. regional

C. regionally

D. regioner

Câu 1: My friend is fond of _____ TV in the evening.

A. watching

B. to watch

C. watch

D. watched

Câu 2: He used _____ next to me in class.

A. to sit

B. sit

C. to sitting

D. to sat

Câu 3: He looked at me_____.

A. angry

B. angrily

C. anger

D. angryly

Câu 4: English is the _____ language on one- fifth of the land area of the world.

A. office

B. official

C. officer

D. officially

Câu 5: A lot of trees _____ in the garden at the moment.

A. is grown

B. is being grown

C. are grown

D. are being grown

Câu 6: They are looking forward _____ Tet holiday.

A. to have

B. having

C. to having

D. have