Throughout history has【C1】______ changed his physical environment in order to improve his【C2】______ of life. With the tools of t

admin2016-06-23  31

问题     Throughout history has【C1】______ changed his physical environment in order to improve his【C2】______ of life. With the tools of technology he has【C3】______many physical features of the earth. He has【C4】______ woodlands and prairies into farms and made lakes and reservoirs 【C5】______ of rivers for irrigation purposes or hydroelectric【C6】______. Man has also modified the face of the earth by【C7】______ marshes and cutting through mountains to【C8】______ roads and railways.
    However, man’s【C9】______ to the physical environment have not always had beneficial results. Today, 【C10】______ of the air and water is an increasing danger to the health of the【C11】______. Each day thousands of tons of gases come out of the exhausts of motor vehicles. 【C12】______ from factories pollutes the air of industrialized areas and the surrounding【C13】______ of the countryside. The pollution of water is equally harmful. The whole ecological【C14】______ of the sea is being changed and【C15】______ wastes have already made many rivers lifeless.
    Now【C16】______ protection is more pressing than ever before. As we know, massive destruction of the environment has brought about【C17】______ effects and even poses a great【C18】______ to man’s existence. Indifference to these problems will mean committing suicide. Therefore, effective【C19】______ should be taken and laws passed to【C20】______ the environment. Otherwise, man is certain to suffer from the serious consequences caused by this lack of care for his living surroundings.
【C9】

选项 A、features
B、efforts
C、changes
D、attempts

答案C

解析 语境搭配此处需要填一个名词,根据语境判断应表示:人类对自然环境的改变并不总是有着好的结果。因此此处应填C。
转载请注明原文地址:https://kaotiyun.com/show/OfwO777K
0

最新回复(0)