Câu hỏi:

Certain courses are compulsory; others are optional.

A. voluntary

B. free

C. pressure

D. mandatory

Câu 1:

You did a beautiful thing in helping those poor children.

A. meaningful

B. good

C. terrible

D. positive

Câu 2:

Barry seems happy enough working for himself.

A. funny

B. satisfied

C. upset

D. interested

Câu 3:

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 4:

Using Facebook, you can post update sayings about your life every day.

A. locate

B. displace

C. establish

D. put up

Câu 5:

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 6:

The Germany’s war hysteria has accounted for its people’s hostility towards foreigners.

A. disease

B. ceremony

C. malaria

D. friendliness