Câu hỏi: 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 1: The teacher gave some suggestions on what could come out for the examination.

A. effects

B. symptoms

C. hints

D. demonstrations

Câu 2: I’ll take the new job whose salary is fantastic.

A. reasonable

B. acceptable

C. pretty high

D. wonderful

Câu 3: He was fired because of his misconduct at the office party.

A. mistake

B. impropriety

C. condition

D. singing

Câu 4: Victoria Holtand William Shakespeare are prolific writers.

A. productive

B. famous

C. esteemed

D. celebrated

Câu 5: In the United States, a party can nominate a single candidate for office.

A. refuse

B. keep

C. change

D. appoint

Câu 6: The famous racehorse Secretariat had to be destroyed because of a painful, incurable hoof disease.

A. disabling

B. vexatious

C. dangerous

D. irreparable