Câu hỏi:

Certain courses are compulsory; others are optional.

A. voluntary

B. free

C. pressure

D. mandatory

Câu 1:

Barry seems happy enough working for himself.

A. funny

B. satisfied

C. upset

D. interested

Câu 2:

We offer a speedy and secure service of transferring money in less than 24 hours.

A. A. slow

B. open

C. unsure

D. uninterested

Câu 3:

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

A. amicable

B. inapplicable

C. hostile

D. futile

Câu 4:

In the first two decades of its existence, the cinema developed rapidly.

A. leisurely

B. slowly

C. weakly

D. shortly

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:

The earth is being threatened and the future looks bad.

A. done

B. made

C. protected

D. varied