[单项选择]

Women’s roles have changed throughout the world in recent years, but nowhere so obviously as in America. In many American homes today, it is more and more common to find that the children are left in day-care centers or nursery schools while both parents work. The woman may earn as much or more money than her husband. At home, household duties are shared in varying degrees by all family members. It is not unusual to find father cooking dinner, cleaning the living room or charging the baby. Mother might be outside mowing the lawn or washing the car. Children have responsibilities, too. One of the goals of the Women’s Liberation Movement has been to have both men and women share in childcare, housework and financial responsibility. Today many American women will not marry a man who is not willing to participate equally in household responsibilities.
The high cost of living has made it necessary for many women to have jobs outside the home, but women often choose
A. in nurseries
B. in day-care centers
C. at home
D. at school

Women’s roles have changed throughout the world in recent years, but nowhere so obviously as in America. In many American homes today, it is more and more common to find that the children are left in day-care centers or nursery schools while both parents work. The woman may earn as much or more money than her husband. At home, household duties are shared in varying degrees by all family members. It is not unusual to find father cooking dinner, cleaning the living room or charging the baby. Mother might be outside mowing the lawn or washing the car. Children have responsibilities, too. One of the goals of the Women’s Liberation Movement has been to have both men and women share in childcare, housework and financial responsibility. Today many American women will not marry a man who is not willing to participate equally in household responsibilities.
The high cost of living has made it necessary for many women to have jobs outside the home, but women often choose
A. earn enough money to support the family
B. make their husbands share in the housework
C. enjoy independence
D. get more money than their husbands

Passage 2
Throughout history man has changed his physical environment in order to improve his way of life. With the tools of technology he has altered many physical features of the earth. He has transformed woodlands and prairies into farmland, and made lakes and reservoirs out of rivers for irrigation purposes or hydroelectric power. Man has also modified the face of the earth by draining marshes and cutting through mountains to build roads and railways.
However, man’s changes to the physical environment have not always had beneficial results. Today, pollution of the air and water is an increasing danger to the health of the planet. Each day thousands of tons of gases come out of the exhausts of motor vehicles, smoke from factories pollutes the air of industrialized areas and the surrounding areas of the countryside. The air in cities is becoming increasingly unhealthy.
The pollution of water is equally harmful. In the sea, pollutio
A. Transform woodland and prairies into farmland.
B. Make lakes and reservoirs out of rivers.
C. Cut down forests to build houses.
D. Cut through mountains to build roads.