Câu hỏi:

I have a modest little glass fish tank where I keep a variety of small fish.

A. moderate

B. limited

C. narrow

D. large

Câu 1:

Population growth rates vary among regions and even among countries within the same region.

A. fluctuate

B. stay unchanged

C. restrain

D. remain unstable

Câu 2:

She must be very strong to carry such a weight on her back.

A. weak

B. musculous

C. sick

D. healthy

Câu 3:

Certain courses are compulsory; others are optional.

A. voluntary

B. free

C. pressure

D. mandatory

Câu 4:

Mr. Smith’s new neighbors appear to be very friendly.

A. amicable

B. inapplicable

C. hostile

D. futile

Câu 5:

I've put the cake on a high shelf where he can't get at it.

A. low

B. untouchable

C. far

D. difficult to reach

Câu 6:

She went to live in another state after the break-up of her marriage.

A. loneliness

B. anniversary

C. celebrity

D. divorce