Câu hỏi: You can find the answer to almost any question in cyberspace.

A. require

B. comment

C. answer

D. sentence

Câu 1: It must be difficult to cope with three small children and a job.

A. easy

B. free

C. confusing

D. tricky

Câu 2: 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 3: She must be very strong to carry such a weight on her back.

A. weak

B. musculous

C. sick

D. healthy

Câu 4: The whole conference was totally disorganized - nobody knew what they were supposed to be doing.

A. someone

B. nothing

C. no one

D. something

Câu 5: We ought to keep these proposals secret from the chairman for the time being.

A. lively

B. frequented

C. accessible

D. revealed

Câu 6: I have a modest little glass fish tank where I keep a variety of small fish.

A. moderate

B. limited

C. narrow

D. large