The world’s population continues to grow. There now are about 4 billion of us on earth. That could reach 6 billion by the end of

admin2010-05-14  28

问题     The world’s population continues to grow. There now are about 4 billion of us on
earth. That could reach 6 billion by the end of
the century and 11 billion in a farther 75               【M1】______
years. Experts have long been concerned about such a growth. Where will we find the
food, water, works, houses,
schools and health care for all these people? A major new【M2】______
study shows that the situation may be changing. A large and rapid drop in the world’s
birth rate have taken place during the past 10 years.
Families generally are smaller now                       【M3】______
than they were a few years ago.
It is happened in both developing and industrial nations.【M4】______
Researchers said they found a number of reasons for this. More men and women are
waiting more longer to get married and
are using birth control devices and methods to           【M5】______
prevent and delay pregnancy.
More women are going to school or working at jobs away   【M6】______
from home instead having children.
And more governments, especially in developing           【M7】______
nations, now support family planned
programs to reduce population growth.                    【M8】______
China is one of the nations that has made
great program in reducing its population                 【M9】______
growth. China has already cut off its rate of
population growth by about one half                      【M10】______
since 1970.
【M6】

选项

答案and改成or。

解析 表示另一种可能、选择。
转载请注明原文地址:https://kaotiyun.com/show/LolO777K
0

最新回复(0)