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

A. unique

B. novel

C. exotic

D. vital

Câu 1: If petrol price go up any more, I shall have to use a bicycle.

A. develope

B. ascend

C. raise

D. increase

Câu 2: Adverse reviews in the New York press may greatly change the prospects of a new Broadway production.

A. subversive

B. additional

C. encouraging

D. unfavorable

Câu 3: In the 1776 pamphlet "Common Sense," Thomas Paine defended the cause of the American Revolution.

A. fought

B. championed

C. exposed

D. believed

Câu 4: Hypertension is one of the most widespread and potential dangerous diseases.

A. colossal

B. popular

C. common

D. scattered

Câu 5: 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 6: The use of lasers in surgery has become relatively commonplace in recent years.

A. absolutely

B. relevantly

C. almost

D. comparatively