It is implied in the passage that genetic engineering .
A.will change all human traits
B.is no longer desirable
C.is the most desirable for life
D.may do us more harm than good

What is probably the most important biological problem mentioned in the passage?
A.environmental pollution
B.manipulation of genes
C.genetic engineering misuse
D.social and economic deficiencies

Which of the following is closest in meaning to the word "ramifications" in paragraph 4?
A.effective techniques
B.latest developments
C.harmful consequences
D.useful experiments

The word “them” in paragraph 4 refers to .
A.things that people want to see
B.skating moves
C.the skaters
D.skating competitions

Cousins believes that he can meet the challenge of producing shows for different audiences .
A.by varying the routines each night
B.by selecting music that local audiences will respond to
C.by adapting movements to suit local tastes
D.by presenting familiar material in an unexpected way

What conclusion does the writer draw about Holiday on Ice?
A.It is hard to know who really enjoys it.
B.It is more enjoyable to watch than formal ice-skating.
C.It requires as much skill as Olympic ice-skating.
D.It is difficult to dislike it.

Why do people say women produce more than half of the food in Africa?
A.Because 60 percent of women are illiterate.
B.Because 80 percent of all agricultural work is done by women.
C.Most women are not intelligent.
D.All are correct.

A typical African woman spends collecting firewood every day.
A.3 hour
B.2 hours
C.1 hour
D.4 hours

Which of these statements is NOT TRUE?
A.Women’s roles in the family and society are changing nowadays.
B.It is difficult for women to change their lives because of their illiteracy.
C.In the past only men in poor countries got benefit from many international programs.
D.Because they are illiterate, women are not intelligent.

By whom (what) was the Decade for Women organized?
A.By the United Nations Organization.
B.By developing countries.
C.By the World Health Organization.
D.By many African countries.