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 situation seems to be changing minute by minute.

A. again and again

B. time after time

C. very rapidly

D. from time to time

Câu 2: 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 3: I received housing benefit when I was unemployed.

A. out of order

B. out of fashion

C. out of work

D. out of practice

Câu 4: 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 5: The journalist refused to disclose the sourse of his information.

A. open

B. reveal

C. shut

D. conceal

Câu 6: 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