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

A. comparatively

B. relevantly

C. absolutely

D. almost

Câu 1: Professor Berg was very interested in the diversity of cultures all over the world.

A. variety

B. changes

C. conservation

D. number

Câu 2: An international medical conference initiated by Davison resulted in the birth of the League of Red Cross Societies in 1991.

A. treated

B. dedicated

C. helped

D. started

Câu 3: The bomb exploded in the garage; fortunately no one hurt.

A. taken off

B. went off

C. put on

D. hold up

Câu 4: Around 150 B.C. the Greek astronomer Hipparchus developed a system to classify stars according to brightness.

A. record

B. shine

C. categorize

D. diversify

Câu 5: He drove so fast that I really felt my life was in danger.

A. at the target

B. in accident

C. at stake

D. in comfort

Câu 6: This quartet of extraodinarily talented musicians generated a phenomenal number of pieces that won gold records.

A. irresponsible

B. incompetent

C. stupid

D. crazy