Câu hỏi: Reading several books on that subject, Bill considered himself an expert.

A. Reading

B. books on

C. considered himself

D. expert

Câu 1: Ralph wishes that he went to the bank this morning before he went to work.

A. wishes that

B. went

C. before

D. went to work

Câu 2: Two weeks are plenty of time to finish the assignment.

A. weeks

B. are

C. plenty of time

D. to finish

Câu 3: Aristotle, the famous Greek philosopher, believed that the brain was an organ that cooled a heart.

A. the famous

B. the brain

C. an organ

D. a heart

Câu 4: Anyone reproducing copyrighted works without permission of the holders of the copyrights are breaking the law.

A. reproducing

B. are

C. breaking

D. the law

Câu 5: It is very difficult for human beings fighting pollution.

A. difficult

B. for

C. beings

D. fighting

Câu 6: The Oxford English Dictionary is well known for including many different meanings of words and to give real examples.

A. well known

B. many

C. meaning of words

D. to give