Câu hỏi: There has been no discernible improvement in the noise levels since lorries were banned.

A. clear

B. obvious

C. thin

D. insignificant

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: The minister came under fire for his rash decision to close the factory.

A. was dismissed

B. was acclaimed

C. was criticized

D. was penalized

Câu 3: The US troops are using much more sophisticated weapons in the Far East.

A. expensive

B. complicated

C. simple and easy to use

D. difficult to operate

Câu 4: This national park is special because it has plants and animals from both tropical and temperate zones.

A. warm

B. pole

C. cool

D. wet

Câu 5: There is growing concern about the way man has destroyed the environment.

A. ease

B. attraction

C. consideration

D. speculation

Câu 6: Nutritionists believe that vitamins circumvent diseases.

A. defeat

B. nourish

C. help

D. treat