Câu hỏi: Nutritionists believe that vitamins circumvent diseases.

A. defeat

B. nourish

C. help

D. treat

Câu 1: No one knew precisely what would happen to a human being in space

A. casually

B. flexibly

C. wrongly

D. informally

Câu 2: There is growing concern about the way man has destroyed the environment.

A. reduce

B. attraction

C. consideration

D. speculation

Câu 3: Names of people in the book were changed to preserve anonymity.

A. reveal

B. conserve

C. cover

D. presume

Câu 4: We are very grateful to Professor Humble for his generosity in donating this wonderful painting to the museum.

A. meanness

B. sympathy

C. gratitude

D. churlishness

Câu 5: Strongly advocating health foods, Jane doesn’t eat any chocolate.

A. supporting

B. doubt

C. advising

D. denying

Câu 6: He was so insubordinate that he losst his job within a week.

A. fresh

B. disobedient

C. understanding

D. obedient