Câu hỏi: We cannot clean up our polluted rivers and seas overnight.

A. cleared

B. purified

C. honored

D. respected

Câu 1: Fruit and vegetables grew in abundance on the island. The islanders even exported the surplus.

A. large quantity

B. small quantity

C. excess

D. sufficiency

Câu 2: Unless you get your information from a credible website, you should doubt the veracity of the facts until you have confirmed them else where.

A. inexactness

B. falsehoodness

C. unaccuracy

D. unfairness

Câu 3: Adverse weather conditions made it difficult to play the game.

A. favorable

B. bad

C. comfortable

D. severe

Câu 4: Nutritionists believe that vitamins circumvent diseases.

A. defeat

B. nourish

C. help

D. treat

Câu 5: He was so insubordinate that he lost his job within a week.

A. fresh

B. disobedient

C. obedient

D. understanding

Câu 6: If any employee knowingly breaks the terms of this contract, he will be dismissed immediately.

A. coincidentally

B. deliberately

C. instinctively

D. accidentally