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

A. restrain

B. stay unchanged

C. remain unstable

D. fluctuate

Câu 1: She is a very generous old woman. She has given most of her wealth to a charity organization.

A. mean

B. amicable

C. kind

D. hospitable

Câu 2: She wrote me a vicious letter.

A. helpful

B. gently

C. dangerous

D. healthy

Câu 3: With her sophiscated tastes, the singer has become an omnipresent icon of style and beauty.

A. oblivious

B. controversial

C. ubiquitous

D. unknown

Câu 4: The dim light made it hard to see, so Ben squinted to make out the stranger’s face in the distance.

A. faint

B. muted

C. weak

D. strong

Câu 5: ‘What I’ve got to say to you now is strictly off the record and most certainly not for publication,’ said the government official to the reporter.

A. already official

B. beside the point

C. not popular

D. not recorded

Câu 6: He is over the moon about his examination result.

A. stressed

B. very sad

C. very happy

D. satisfied