首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
The world is not only hungry, it is also thirsty for water. This may seem strange to you, since nearly 75% of the earth’ s surfa
The world is not only hungry, it is also thirsty for water. This may seem strange to you, since nearly 75% of the earth’ s surfa
admin
2014-08-25
14
问题
The world is not only hungry, it is also thirsty for water. This may seem strange to you, since nearly 75% of the earth’ s surface is covered with water. But about 97% of this huge amount is seawater,【C1】______salt water. Man can only drink and use the other 3% of the fresh water that comes from rivers, lakes, underground, and other【C2】______And we cannot even use all of that, because some of it is in the form of icebergs and glaciers. Even worse, some of it has been polluted.
However, as things stand today, this small amount of fresh water,【C3】______is constantly being replaced by rainfall, is still enough for us. But our need【C4】______water is increasing rapidly—almost day by day. Only if we take steps to deal with this problem now【C5】______a severe worldwide water shortage later on. A limited water supply would have a bad effect on agriculture and industry. Let me give you just one small example of【C6】______necessary water is to industry. Do you know that【C7】______a single ton of steel, it takes about 91 ,000 liters of water?
We all have to learn how to stop【C8】______our precious water. One of the first steps we should take【C9】______to develop ways of reusing it. Experiments have already been done in this field, but only on a small scale. The systems that have been worked out resemble【C10】______used in spacecraft.
【C1】
选项
A、or
B、but
C、and
D、also
答案
A
解析
本句意为:这一巨大数额中97%是海水或带有成味儿的水,所以用seawater or salt water。
转载请注明原文地址:https://kaotiyun.com/show/i5xO777K
0
成人本科学位英语
相关试题推荐
Fifteenminutes______Icansparetotalkoverthismatterwithyou.
Timespentinabookshopcanbemostenjoyable,whetheryouareabook-loverormerelytheretobuyabookasapresent.Youmay
ItwasabeautifulsummerdayandIwastakingawalkinthedowntownareaofMadrid.WhenIturnedastreet(56)Iheardt
ItwasabeautifulsummerdayandIwastakingawalkinthedowntownareaofMadrid.WhenIturnedastreet(56)Iheardt
对不起,我没有把你的书带来。我一到家,就给你寄来。
I______asleepinthecorner,forIremembernothingofwhathappenedduringthenight.
TheJohnsonsmusthavebeenout,___thereisnolightwhichcanbeseenintheirhousetonight.
Thecrowdstoodin______silenceasthefuneralprocessionwentby.
Astheplanecircledovertheairport,everyonesensedthatsomethingwaswrong.Theplanewasmovingunsteadilythroughtheair
Thechildwas______toopentherefrigeratordoor.
随机试题
设森林F中有三棵树,第一、第二、第三棵树的结点个数分别为M1、M2和M3。与森林F对应的二叉树根结点的右子树上的结点个数是()。
寒湿凝滞的痛经除去基本操作外还应:
患者男性,12岁。喜食煤渣,患儿缺乏的营养素是
A.月华丸B.保真汤C.补天大造丸D.麦门冬汤E.百合固金汤
砌筑水泥代号为M,强度等级不包括()。
下列各项中,属于会计数据存储介质的有()。
请你结合实际,谈谈如何作好旅游资源开发这篇大文章?
有效控制要求计划与()相适应。
(2013联考25)很多貌似过时的史学争论所代表的其实是一种力求接触人类最大多数的努力。想想有多少人已经消失在过去,他们在人数上远比如今生存在地球上的后代更多。最令人激动、最有创意的历史研究应该挖掘出事件背后那些人们所经历和体验过的人类生存状态。这类研究有
日本ではへやをしょうじでくぎっているため簡単にとりはずすことができます。へや
最新回复
(
0
)