Câu hỏi: If people’s interference with the environment decreases, more species will survive and produce offspring.

A. children

B. ancestor

C. descent

D. result

Câu 1: The bomb exploded in the garage; fortunately no one hurt.

A. taken off

B. went off

C. put on

D. hold up

Câu 2: The first few days at university can be very daunting, but with determination and positive attitude, freshmen will soon fit in with the new environment.

A. interesting

B. memorable

C. serious

D. depressing

Câu 3: My parents’ warnings didn’t deter me from choosing the job of my dreams.

A. influence

B. discourage

C. reassure

D. inspire

Câu 4: Professor Berg was very interested in the diversity of cultures all over the world.

A. variety

B. changes

C. conservation

D. number

Câu 5: S. Mayo Hospital in New Orleans was so named in recognition of Dr. Mayo’s outstanding humanitarianism.

A. unpopular

B. widespread

C. remarkable

D. charitable

Câu 6: 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