Câu hỏi: In most countries, compulsory military service does not apply to women.

A. superior

B. mandatory

C. beneficial

D. constructive

Câu 1: The aircraft carrier is indispensable in naval operations against sea or shore based enemies.

A. unique

B. novel

C. exotic

D. vital

Câu 2: He was asked to account for his presence at the scene of crime.

A. complain

B. exchange

C. explain

D. arrange

Câu 3: The 1908 Siberian meteorite explosion brought about considerable depletion of the northern hemisphere's ozone layer.

A. was caused by

B. resulted in

C. brought back

D. was initiated by

Câu 4: Studies of climatology indicate that volcanic dust in the atmosphere may contribute to the onset of ice ages.

A. explain

B. insinuate

C. suggest

D. prove

Câu 5: The teacher gave some suggestions on what could come out for the examination.

A. effects

B. symptoms

C. hints

D. demonstrations

Câu 6: In the 1776 pamphlet "Common Sense," Thomas Paine defended the cause of the American Revolution.

A. fought

B. championed

C. exposed

D. believed