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

A. the

B. don’t

C. their

D. against

Câu 1: This might not matter with you, but some people are going to be negatively affected by this decision.

A. might not

B. with

C. are

D. negatively

Câu 2: Had I been interested in that subject, I would try to learn more about it.

A. in

B. try to learn

C. Had

D. about

Câu 3: One of the best ways to encourage your children to read are to provide interesting titles for them to enjoy.

A. the best

B. to read

C. are

D. for

Câu 4: 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 5: 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 6: Chemical engineering is based in the principles of physics, chemistry, and mathematics.

A. in

B. principles

C. chemistry

D. mathematics