Câu hỏi: The teacher asked him why hadn’t he done his homework, but he said nothing.

A. why

B. hadn’t he done

C. but

D. said nothing

Câu 1: However type of raw materials is used in making paper, the process is essentially the same.

A. However

B. is used

C. paper

D. essentially

Câu 2: I’m not used to go to school late. I prefer punctuation.

A. I’m not used to

B. go

C. late

D. prefer

Câu 3: Once you have finished an article and identified its main ideas, it may not be necessary to reread it again.

A. indentified

B. be necessary

C. Once

D. again

Câu 4: The shopkeeper warned the boys don't learn their bicycles against his windows.

A. the

B. don’t

C. their

D. against

Câu 5: A dangerously situation was created by the bad roads.

A. dangerously

B. was

C. created

D. bad roads

Câu 6: He is the second person be killed in that way.

A. is

B. the

C. be killed

D. way