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: In my experience, freshmen today are different from those I knew 25 years ago.

A. first-year students

B. new students

C. new counselors

D. young professors

Câu 2: Professor Berg was very interested in the diversity of cultures all over the world.

A. variety

B. changes

C. conservation

D. number

Câu 3: Childbearing is the women's most wonderful role.

A. Giving birth to a baby

B. Bring up a child

C. Educating a child

D. Having no child

Câu 4: 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 5: I didn’t think his the comments were very appropriate at the time.

A. correct

B. right

C. exact

D. suitable

Câu 6: 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