Question

In the past man did not have to think about the protection of the environment.完形填空

Answer 1

完形填空。
In the past, man did not have to think about the protection of his environment. There were few people on
the earth, and natural resources seemed to be 1 .
Today things are 2 , the world has become too 3 . We are using up our natural resources too quickly
and at the same time we are 4 our environment with dangerous chemicals (化学制品). If we continue to
do this, human life on the earth 5 survive.
Everyone 6 today that if too many fishes are taken from the sea, there will soon be none left. Yet, with
modern fishing 7 , more and more fishes are caught.We know that if too many trees are cut down, 8 will
disappear and nothing will grow on the earth. Yet we 9 to use bigger and more powerful machines to 10
more and more trees.
We realize that if rivers are polluted with waste products from factories, fish will die. 11 , in most countries
wastes are 12 put into rivers or into the sea, and there are 13 laws to stop this.
We know, too, that if the 14 of the world continues to rise at the present rate, in a few years there will not
be enough 15 . What can we do to solve these problems?
If we eat more vegetables and less 16 , there will be more food available (可用的) for everyone.Land that is
used to grow crops 17 five times more people than land where animals are kept.
Our natural resources will 18 longer if we learn to recycle (循环再用) them.
The world population will not rise so quickly if people use modern methods of birth 19 .
Finally, if we educate people to think about the problems, we shall have a better and cleaner 20 in the future.

1-5: BDACB 6-10: BCDAD 11-15: BADCD 16-20: BADAC

Answer 2

回答即可得2分经验值，回答被选为满意回BDACB BCDAD BADCD BADAC答可同步增加经验值和财富值

Answer 3

过去，人类不必考虑关于环境保护的问题。（翻译，最好能有上下文啦！！）

Answer 4

BDACB BCDAD BADCC BADAC

Answer 5

我也在做这篇,应该一样的选项吧 BDACB BCDAD BADCD BADAC

Answer 6

我的作业也是这个求解