完形填空(共20小题;每小题1.5分,满分30分)In the past, man didn’t have to think about the protection of his

发布时间:2020-08-17 02:54:48

完形填空(共20小题;每小题1.5分,满分30分)
In the past, man didn’t 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 , and the world has bee too  3  . We’re using up our natural resources too quickly, and at the same time we are   4  our environment with dangerous chemicals. If we continue to do this, human life on the earth   5 survive.
Everyone 6 today that if too many fish are taken from the sea, there will soon be none left. Yet, with modern fishing  7, more and more fish are caught. We know that if too many trees are cut down, 8  will disappear and nothing will grow on the land. Yet, we 9  to use bigger and more powerful machines to  10 more and more trees.
We know that if rivers are polluted with waste products from factories, we’ll 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 for every one. 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 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.
【小题1】A.beautifulB.unlimited C.rareD.valuable【小题2】A.monB.the same C.changeableD.different【小题3】A.crowdedB.small C.dirtyD.busy【小题4】A.protectingB.saving C.pollutingD.fighting【小题5】A.may notB.will not C.shall notD.could not【小题6】A.wondersB.realizes C.considersD.discovers【小题7】A.polesB.boatsC.methodsD.ideas【小题8】A.mountainsB.seas C.treesD.forests【小题9】A.continueB.haveC.oughtD.go on【小题10】A.cut awayB.cut off C.cut up D.cut down【小题11】A.ThusB.However C.Generally speaking D.Therefore【小题12】A.stillB.even C.also D.certainly【小题13】A.too manyB.a fewC.someD.few【小题14】A.productionB.pollution C.population D.revolution【小题15】A.housesB.vegetablesC.foodD.lives【小题16】A.fruitB.meatC.fishD.grain【小题17】A.feedsB.increasesC.suppliesD.helps【小题18】A.useB.stayC.keepD.last【小题19】A.controlB.bornC.placeD.reward【小题20】A.starB.seaC.planetD.forestB 

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(答案→)B 
解析:本文叙述了我们现在的社会人口众多,并且有的国家不注意环境保护,到处污染环境,致使有一些有毒的物质放出来。乱砍乱伐,大量耕地被占用,致使耕地面积减少,如果再不控制人口的增长,会出现粮食恐慌的现象。
【小题1】考查形容词及上下文的呼应。beautiful漂亮的; unlimited无限的; rare稀有的; valuable贵重的。根据There were few people on the earth 可知人少,好像资源是无限的,故选B。
【小题2】考查形容词及上下文的呼应。mon共同的; the same同样的; changeable无常的; different不同的。今天就不同,这里古今对比,故选D。
【小题3】考查形容词及上下文的呼应。crowded拥挤的; small 小的; dirty 脏的; busy忙的。世界变得太拥挤了,故选A。
【小题4】考查动词及上下文的呼应。protecting保护; saving 节约; polluting污染; fighting斗争。我们用有毒的化学物质污染了我们的环境,故选C。
【小题5】考查动词及上下文的呼应。may not 也许不; will not将不; shall not将不; could not不能。根据If we continue to do this ,这里是现在时代替将来时,所以主句用将来时,故选B。
【小题6】考查动词及上下文的呼应。wonder惊奇; realize意识到; consider考虑; discover发现。今天人们意识到如果我们捕更多的鱼,那么很快就会没有了。故选B。
【小题7】考查动词及上下文的呼应。poles杆; boats船; methods 方法; ideas想法。随着现代捕鱼方法的出现,越来越多的鱼被抓住了,故选C。
【小题8】考查名词及上下文的呼应。mountains 山; seas海洋; trees 树;       forests森林。如果越来越多的森林被砍伐,森林将会消失,故选D。
【小题9】考查动词及上下文的呼应。continue继续; have有; ought应该;         go on继续。我们继续用越来越现代的机器,故选A。
【小题10】考查动词短语及上下文的呼应。cut away砍掉; cut off切断; cut up 切碎; cut down砍倒。我们继续用越来越现代的机器,去砍倒更多的树,故选D。
【小题11】考查副词及上下文的呼应。thus 这样;however 可是;generally speaking 一般来说;therefore 因此。可是,大多数国家把大量的垃圾仍然投入到河流或海洋里,故选B。
【小题12】考查副词及上下文的呼应。still仍然; even甚至; also也;           certainly必定。大多数国家把大量的垃圾仍然投入到河流或海洋里,故选A。
【小题13】考查形容词及上下文的呼应。too many太多; a few几个; some一些;          few 很少。国家几乎没有法律去制止他们,故选D。
【小题14】考查名词及上下文的呼应。production生产; pollution 污染;population人口; revolution革命。根据下文The world population will not rise so quickly如果世界上的人口继续增长,故选C。
【小题15】考查名词及上下文的呼应。houses房子; vegetables蔬菜; food 食物; lives居住。如果世界上的人口继续增长,在几年之后,我们就没有足够的粮食吃,故选C。
【小题16】考查名词及上下文的呼应。fruit水果; meat肉; fish 鱼;         grain粮食。如果我们多吃蔬菜少吃肉,就会有更多的粮食对于我们每一个人,故选B。
【小题17】考查动词及上下文的呼应。被用来种植庄稼的土地能够养活五倍多的人比养动物的土地,故选A。
【小题18】考查动词及上下文的呼应。use使用; stay停留; keep 保持;         last持续。如果我们学会循环利用,我们的自然资源会持续很久,故选D。
【小题19】考查动词及上下文的呼应。control控制; born出生; place 地方;         reward报酬。如果我们使用现代的方法控制人口的出生,故选A。
【小题20】考查名词及上下文的呼应。star恒星; sea海洋; planet行星;         forest森林。根据常识我们在未来就有一个美好的干净的行星。故选C。
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