Module 6【刷新题】(短文选词填空精练)-2023-2024学年八年级英语上册单元模块满分必刷题（外研版）.docx

1、2023-2024学年八年级英语上册单元模块满分必刷题（外研版）Module 6 Animals in danger【刷新题】(短文选词填空精练)一、短文选词填空用方框内所给单词的适当形式完成短文，方框内有两项多余。help, look, train, become, three, health, get, someone, be, able, parent, somethingDo you know 1 about guide dogs? Guide dogs are the best “ 2 hands” for 3 people. Most guide dogs are both the

2、ir eyes and their good friends. What makes dogs 4 guide dogs? The elementary requirement (要求) is that a guide dog must be 5 and have a good temper (脾气). Second, one of the dogs 6 must be a guide dog. 7 , when they are two months old, they would be sent to the 8 center. People there teach them how 9

3、along with people. Then they can understand how to help people. Fourth, when they are one year old, they have to return to the center to learn more skills about helping people. Then, if they pass the test, they 10 guide dogs.阅读短文，用方框内所给单词的正确形式填空，使短文意思通顺、完整。请将答案写在短文后相应题号的横线上。注意：每个词只能用一次；每空限填一词，有些词需要做

4、相应的变化；其中有两个词多余。but, if, at last, appear, why, apple, die, in, where, with, home, insteadA rich man in England once had a friend who grew very good apples. One day this friend gave him a fine young 11 tree and told him to take it 12 and plant it. The man was pleased 13 the present. 14 when he came ho

5、me, he didnt know 15 to plant the tree. He thought, “ 16 I plant it near the field, my neighbors will pick the apples. If I plant it 17 my house, my children will come to eat the apples.” 18 he planted the tree deep in a wood(林子) where nobody could see it. But the tree couldnt grow without sunlight

6、and 19 . When his friend heard about it, he got very angry and asked the man 20 he had planted the tree in such a bad place. “Where could I plant it?” said the rich man. “Wherever I planted it, I would have nothing at last.”阅读短文，用方框内所给单词的正确形式填空，使短文意思通顺、完整。请将答案写在短文后相应题号的横线上。注意：每个词只能用一次；每空限填一词，有些词需要做相

7、应的变化；其中有两个词多余。use, without, sure, eat, because, of, also, when, close, through, to, intoA plant makes its own food in its leaves(树叶). Water comes to the leaves 21 the roots(根). Air gets 22 the leaves through very small holes(洞). The green coloring in the leaves 23 the water and air 24 make the food

8、for the plant. It also needs sunshine 25 a plant can make food only 26 the sun is shining.Animals and people could not live 27 green plants. They both 28 plants. People and some animals 29 eat the meat 30 some animals, and these animals eat plants. So the plants are very important to us. We should p

9、rotect them carefully.用方框内所给单词的适当形式完成短文peace，elephant，interested，usual，be，city，thousand，believe，India，takeHave you ever 31 to India? For 32 of Chinese tourists, India is a good place 33 a holiday. Because its not far from China and it has something 34 to enjoy. One of them is that the elephants and

10、cows are 35 in India. For 36 , elephants are a symbol of royalty(王室成员), they also paint elephants to help with tourism. Beautifully painted 37 are just a happy thing to look at. So dont forget to take your camera. As for cows, they can walk around towns and 38 in India. And nobody tries to control t

11、hem. Is it 39 ?There are also lots of 40 and beautiful villages in India. Dont be afraid that you cant find a place to relax if you travel there.用方框中所给单词的适当形式填空，使短文完整正确。每个单词限用一次，每空只填一个单词。another,carry,control,have,life,well,tree,so,usual,wildAnimals are important in Indian culture and are treated in

12、 a special way. For example, a lot of elephants arent 41 . They are domesticated (驯养). They arent kept as pets, but as working animals. Every working elephant 42 its own keeper. An elephant and its keeper meet for the first time when they are both young, and they grow up together. In fact, their rel

13、ationship continues for the rest of the elephants 43 perhaps 40 years. Lots of elephants work in the forest, moving heavy 44 when they are cut down. Some give rides to tourists, or 45 people during celebrations and festivals. Keepers take excellent care of their elephants, feeding them 46 and giving

14、 them a bath at the end of the working day. 47 special animal in India is the cow. Cows are protected animals, 48 they arent kept on farms or killed for food, although people do use their milk. So in India you can often see cows walking around towns and cities, and nobody tries 49 them. If they sit

15、down in the middle of the road, people 50 drive around them! Do you think its interesting?从方框中选择恰当的词并用其适当形式填空，使短文完整、通顺。tallactlaughthinkcleverfriendlyfromtheyeatshyDo you like animals? What do you 51 about animals? I love animals. I think they are our friends. Of all the animals, I think monkeys are

16、 the 52 . They can do something like people. Lions are very ugly. I dont like 53 at all. Pandas are the 54 of all the animals. You should be quiet when you see them. They are 55 Sichuan Province, China. They are also very beautiful. They 56 bamboo. I think the 57 animals are dolphins. They can swim

17、well. If people are in water and cant swim, they may come up to help. Dolphins can 58 well. They can do many things to make people 59 . Giraffes have long necks and they are very tall. I think maybe they are the 60 animals in the world.用方框中所给单词的适当形式填空，使短文完整、通顺（其中有两个多余）。perfectcooklocatebelievableofa

18、ndwhetherbutrapidcollectlookknowOne day, Cindy and I were playing in the yard while our mother was cooking a pie for us. After she finished 61 , she set the pie by the kitchen window to cool it. About an hour later, Cindy and I walked into the kitchen and found the pie was a mess! It was 62 !“What h

19、appened?” Cindy asked. “Moms pies are always 63 and never look like that!”“I dont know, but 64 we ask Mom or find out the reason by ourselves, wed better take action now!” I answered. Then we decided to solve the problem by ourselves. “Maybe a cat got into the pie, 65 we dont have a cat, so that can

20、t be it”Cindy and I sat outside for a while, trying to think of ideas. A couple 66 birds kept flying in and out of the tree. They gave me an idea. I 67 towards the kitchen with the open window. “Hey, I think I find the answer. The birds might have eaten the pie! We should go to have a check. Maybe w

21、e can 68 some evidence(证据),” I said. “Youre right!” Cindy shouted. We ran into the kitchen 69 . Next to the pie, we saw small footprints. “They look like birds footprints, right?” I asked Cindy. She agreed and said, “I dont think we should put the food here with an open window. It isnt a good 70 for

22、 cooling food.”protectcontrolwithoutcoverfreshthickdieforreasonwhenRain forests are 71 forests in the hot parts of the world. It rains a lot and the ground is always wet. Its always dark and hot in rain forests. Rain forests 72 6% of the earths surface. They provide places to live 73 thousands of pl

23、ants and animals found nowhere else on Earth. There are lots of tall trees and other different kinds of plants. Thousands and thousands of animals live in rain forests. Many of them live in the trees over 30 meters from the ground.Rain forests are very important to us. They are the lungs of the eart

24、h. The plants in the forests help to make the air 74 and cleaner. They also help to hold the water 75 it rains and keep the water cycling. They play an important part in 76 the climate. Rain forests also help to keep the beauty of nature. 77 rain forests many beautiful plants and animals would 78 ou

25、t. Rain forests give us wood, food, fruit, medicine, and many more useful things. We need rain forests for many 79 . But now, rain forests are becoming smaller and smaller, so we should 80 them.as，be，dangerous，between，other，stop，just，when，something，difference Sharks have been around for a very long

26、time. It means that they have been on earth for thousands of years, and have changed little.A shark is a fish, but it has many 81 from a fish. For example, if a shark 82 swimming, it will sink.Thereare 83 200 and 250 kinds of sharks in different sizes. The largest can be 84 long as 15 meters. Sharks

27、 feed on fish, 85 sea animals, or smaller sharks. It is said that one of the most 86 sharks is the Great White Shark. They have attacked(攻击) a number of people off the beaches of America. Australia, New Zealand and South Africa also have shark attacks. In some places there 87 watchtowers on the beac

28、h to warn people about sharks in the water. 88 a shark appears, a bell rings to tell people to get out of the water. Sharks attack about 100 people a year in America. Perhaps the shark 89 thinks that people is a kind of sea animal, or 90 good to eat.参考答案：1anything 2helping 3disabled 4become 5healthy

29、 6parents 7Third 8training 9to get 10will be【导语】本文是一篇说明文。文章阐述了导盲犬是残疾人的好帮手，并介绍了成为导盲犬的条件。1句意：你知道关于导盲犬的一些事吗？此处应填代词或名词作宾语，根据“about guide dogs”并结合备选词汇可知something“一些事”符合语境，而句子为疑问句，故填anything。2句意：对于残疾人来说，导盲犬是最好的“帮手”。根据“Guide dogs are the best.”并结合备选词汇可知，helping hands“帮手”符合语境，helping，动名词作前置定语，故填helping。3句意：

30、对于残疾人来说，导盲犬是最好的“帮手”。根据上题可知导盲犬是帮手，而由“for”并结合备选词汇可知应是对于残疾人来说，故填disabled。4句意：什么使狗成为导盲犬？根据“The elementary requirement is that a guide dog must be.”并结合备选词汇可知应是如何成为导盲犬，而make的宾语后续动词原形，故填become。5句意：初级要求是一个导盲犬必须是健康的并且有一个好脾气。此处应填形容词作表语，结合备选词汇可知，health“健康”，名词，其形容词形式healthy“健康的”符合语境，故填healthy。6句意：第二，狗的父母之一必须是导盲

31、犬。此处应填名词，根据“must be a guide dog”并结合备选词汇可知，parent“父母”符合语境，而由one of可知，此处应填其复数形式，故填parents。7句意：第三，当它们两个月大时，它们将被送到训练中心。根据前文可知此处应是介绍成为导盲犬的第三个条件，位于句首首字母需要大写，故填Third。8句意：第三，当它们两个月大时，它们将被送到训练中心。根据“People there teach them”可知应是被送到训练中心，train“训练”，动词，此处应用动名词作前置定语，故填training。9句意：在那人们教它们怎样和人相处。结合备选词汇可知，get along w

32、ith sb.“和某人相处”符合语境，而how为特殊疑问词，后续动词不定式，故填to get。10句意：然后，如果它们通过考试，它们将成为导盲犬。根据文章可知最终通过考试的狗将成为导盲犬。句子是包含if引导的条件状语从句的复合句，遵循“主将从现”的原则，所以此处应用一般将来时，故填will be。11apple 12home 13with 14But 15where 16If 17in 18At last 19died 20why【导语】本文主要讲述了一个富人把苹果树栽在了一片无人能看见的树林里导致苹果树死掉的故事。11句意：一天，这位朋友送给他一棵漂亮的苹果树，让他把它带回家种。根据“pic

33、k the apples”和“eat the apples”可知，是苹果树，apple“苹果”，故填apple。12句意：一天，这位朋友送给他一棵漂亮的苹果树，让他把它带回家种。根据“when he came home”可知，把它带回家种，home“家”，故填home。13句意：那人对礼物很满意。根据“The man was pleasedthe present.”可知，be pleased with“对满意”，故填with。14句意：但当他回到家时，他不知道该在哪里种树。根据“when he came home, he didnt knowto plant the tree. ”可知，此处表

34、转折，But“但是”，首字母大写。故填But。15句意：但当他回到家时，他不知道该在哪里种树。根据“he didnt knowto plant the tree.”及下文可知，此处他不知道该在哪里种树，where“哪里”，故填where。16句意：如果我把它种在田地附近，我的邻居就会摘苹果。根据“If I plant itmy house, my children will come to eat the apples.”可知，此处表示假设，使用if引导条件状语从句，首字母大写。故填If。17句意：如果我把它种在家里，我的孩子们就会来吃苹果。根据“If I plant itmy house”可

35、知，此处指种在家里，in“在里”。故填in。18句意：最后，他把树深深地栽在了一片无人能看见的树林里。根据“he planted the tree deep in a wood(林子) where nobody could see it.”可知，最后他找到了种的地方，At last“最后”，故填At last。19句意：但是，没有阳光，这棵树就不能生长，因此死亡。根据“But the tree couldnt grow without sunlight”和下文可知，这棵树死掉了，die“死”，时态是一般过去时，空处使用动词过去式。故填died。20句意：当他的朋友听到这件事时，他非常生气，问那

36、人为什么把树栽在这么糟糕的地方。根据“When his friend heard about it, he got very angry and asked the manhe had planted the tree in such a bad place.”可知，此处询问具体的原因，why“为什么”，故填why。21through 22into 23uses 24to 25because 26when 27without 28eat 29also 30of【导语】本文是一篇说明文。文章主要介绍了植物如何生存，以及动植物对人类的重要性。21句意：水通过植物的根部来到叶子中。根据句意及备选词，

37、此处应填入介词through，表示“从内部通过”。水是从根部中进行运输的。故填through。22句意：空气通过非常细小的洞进入叶子中。根据句意及备选词，此处应填入介词into，表示“进入中”。空气处于叶子的外部，需要进入叶子中。故填into。23句意：叶子中的叶绿素通过水和空气为植物制造营养。根据句意及备选词，此处应填入动词use，表示“使用”，纵观全文，时态为一般现在时，主语the green coloring是第三人称单数，所以use应变为uses。故填uses。24句意：叶子中的叶绿素通过水和空气为植物制造营养。根据句意及备选词，此处应填入to，此处是不定式作目的状语，表示“为了”。故

38、填to。25句意：植物也需要阳光，因为只有在阳光照耀下，植物才能够制造营养。根据句意及备选词，此处应填入because，表示“因为”。通过上下文可知，前后构成因果关系。故填because。26句意：植物也需要阳光，因为只有在阳光照耀下，植物才能够制造营养。根据句意及备选词，此处应填入when，表示“当的时候”。当阳光照耀的时候，植物才能制造营养。故填when。27句意：没有了绿色植物，动物和人类都无法生存。根据句意及备选词，此处应填入介词without，表示“没有”。植物的重要性不言而喻，尤其对于动物和人类来说，所以这是他们赖以生存的必要条件。故填without。28句意：他们都吃植物。根据句

39、意及备选词，此处应填入动词eat，表示“吃，食用”。全文食用一般现在时，且主语为they，所以eat使用原形。故填eat。29句意：人类和一些动物也食用一些动物身上的肉，这些动物食用植物。根据句意及备选词，此处应填入also，表示“也”。根据上文“They both eat plants.”可知，人类和动物食用植物，此处又补充说明人类也食肉。故填also。30句意：人类和一些动物也食用一些动物身上的肉，这些动物食用植物。根据句意及备选词，此处应填入of，表示“的”，构成从属关系。人类和部分动物食用的肉来自于其他一些动物，meat和some animals构成从属关系。故填of。31been 3

40、2thousands 33to take 34interesting 35unusual 36Indians 37elephants 38cities 39unbelievable 40peaceful【导语】本文介绍了很多中国人去印度旅行的原因以及印度的一些特色。31句意：你去过印度吗？根据“Have you ever.to India?”及选词可知，此处指的是“去过”，应用have been to的结构，故填been。32句意：对于成千上万的中国游客来说，印度是一个度假的好地方。空处修饰其后的复数名词“Chinese tourists”，结合空后的of及选词可知，此处指的是thousand

41、s of“成千上万”，是概数的表达，故填thousands。33句意：对于成千上万的中国游客来说，印度是一个度假的好地方。根据“India is a good place.a holiday”及选词可知，此处指的是“度假的好地方”，take a holiday“度假”，此处应用不定式作后置定语，修饰前面的名词place，故填to take。34句意：因为它离中国不远，有一些有趣的东西可以享受。根据“it has something.to enjoy.”及选词可知，很多人去印度是因为有一些有趣的东西可以享受，此处指的是“有趣的”，形容词修饰复合不定代词应放在不定代词的后面，故填interesti

42、ng。35句意：其中之一是大象和奶牛在印度很不寻常。根据“elephants are a symbol of royalty(王室成员)”及选词可知，大象和奶牛是不寻常的，故填unusual。36句意：对于印度人来说，大象是皇室的象征。for位于句首，后接某人，表示“对某人来说”，备选词汇India意为“印度”，“印度人”用Indian表示，此处用复数形式。故填Indians。37句意：画得漂亮的大象是一件令人愉快的事情。根据“they also paint elephants to help with tourism”及选词可知，把大象画漂亮是很快乐的事情，此处名词应用复数形式，故填elep

43、hants。38句意：至于奶牛，它们可以在印度的城镇里走动。空处是与“towns”并列的词语，结合选词可知，此处应用cities“城市”，故填cities。39句意：那是难以置信的吗？此空为形容词作表语，根据“And nobody tries to control them.”可知，这件事是难以置信的。unbelievable意为“难以置信的”。故填unbelievable。40句意： 印度也有许多和平美丽的村庄。and连接两个并列的形容词，作定语修饰名词。备选词汇中peace为名词，形容词为peaceful，意为“平静的”。故填peaceful。41wild 42has 43life 44t

44、rees 45carry 46well 47Another 48so 49to control 50usually【分析】本文主要讲述在印度的文化中，动物被以一种特别的方式对待，并列举了大象和奶牛两个例子。41句意：例如：许多大象不是野生的，而是被驯养起来。与后句的“domesticated”（被驯养）相对的应是“野生的”，wild符合语境，形容词作表语。故填wild。42句意：每一头干活的大象都有自己的饲养员。根据空后的“its own keeper”结合句意可知，每一头干活的大象都有自己的饲养员，have符合语境；every elephant是第三人称单数，谓语动词用三单形式。故填has。

45、43句意：事实上，它们的关系在大象的余生中持续了大约40年。由“An elephant and its keeper meet for the first time when they are both young, and they grow up together.”可知，他们之间的关系在大象的整个生命当中都会一直存在，life符合语境；由“ the elephants”可知，空处用单数。故填life。44句意：许多大象在森林里工作，当沉重的树木被砍伐时，它们会搬运它们。根据文中的“Lots of elephants work in the forest ”及“when they are

46、cut down.”可以推测出此处指“树木”，tree符合语境，由“they”可知，空处用复数。故填trees。45句意：有的供游客乘坐，有的在庆典和节日期间载客。根据空前的“Some give rides to tourists”及or可推断，空处应填动词原形；这里的some指的是“一些大象”，根据“people during celebrations and festivals”可知，此处指“载人”，carry符合语境。故填carry。46句意：饲养员对大象照顾得很好，喂得很好，在一天的工作结束时给它们洗澡。根据上文的“Keepers take excellent care of thei

47、r elephants”可推断，饲养者精心照顾大象，喂养得很好，用副词well修饰动词feeding。故填well。47句意：印度的另一种特殊动物是牛。上文讲述的是大象，此处提到印度的另一种特殊的动物是奶牛（cow），开始讲另一种动物，用 another（另一；又一），且位于句首，首字母大写。故填Another。48句意：奶牛是受保护的动物，所以它们不会被饲养在农场或被杀死作为食物，尽管人们确实使用它们的牛奶。文中提到“Cows are protected animals”可知，在印度，奶牛是受保护的动物，所以它们不会被饲养在农场或是被杀了吃肉，前后是因果关系。故填so。49句意：所以在印度，

48、你经常可以看到牛在城镇里走来走去，没有人设法去控制它们。由“you can often see cows walking around towns and cities”可知，应是没人会设法去控制它们”，try to do意为“设法做某事”。故填to control。50句意：如果它们坐在路中间，人们通常会开车绕过它们。分析句子，空处不缺成分，由此推断，应填副词作状语；根据上文可知，保护奶牛在印度享有自由，所以遇到奶牛坐在路中间的情况，人们通常会开车绕过它们，用usual对应的副词usually“通常地”。故填usually。51think 52cleverest/most clever 53

49、them 54shyest/shiest 55from 56eat 57friendliest/most friendly 58act 59laugh 60tallest【分析】本文主要介绍了作者很喜欢动物，将动物视为朋友，并表达了一些对动物的看法。51句意：你认为动物怎么样? 此处是句子的谓语，该句是一般现在时的特殊疑问句，句中有助动词do，谓语动词应为原形。think about “认为”，是固定短语。故填think。52句意：在所有的动物中，我认为猴子是最聪明的。该空前面是定冠词the，又因为“Of all the animals”可知，此处应为最高级。在be动词are的后面，应为形容词

50、的最高级。根据“They can do something like people.”可知，猴子可以像人一样做一些事情，说明它们聪明。clever“聪明的”，其最高级为cleverest/most clever。故填cleverest/most clever。53句意：我一点儿也不喜欢它们。此处作like的宾语，指的是前句提到的lions“狮子”，为复数，指“它们”，应使用they的宾格形式them。故填them。54句意：熊猫是所有动物中最害羞的。该空前面是定冠词the，在be动词are的后面，应为形容词的最高级。根据“You should be quiet when you see the

51、m.”可知，熊猫比较害羞， shy“害羞的”，最高级为shyest/shiest。故填shyest/shiest。55句意：它们来自四川省。 Sichuan Province“四川省”，是地点； be from“来自”。故填from。56句意：他们吃竹子。该空是句子的谓语，主语是They，句子是一般现在时，结合其宾语bamboo“竹子”，可知该空表示“吃”。故填eat。57句意：我认为最友好的动物是海豚。该空修饰名词animals，前面是定冠词the，故为形容词的最高级。根据“ If people are in water and cant swim, they may come up to

52、help.”可知，海豚对人类友好。friendly“友好的”，最高级为friendliest/most friendly。故填friendliest/most friendly。58句意：海豚能表演得很好。can是情态动词，表示“能够”，后接动词原形。根据“They can do many things to make people laugh”可知，海豚应该是表演得好。 act “表演”，为动词。故填act。59句意：它们能做许多事情来让人们笑。make sb do sth“让某人做某事”，所以此处应为动词原形，又根据“Dolphins can act well.”可知，海豚会表演来让人笑，

53、laugh“笑”。故填laugh。60句意：我认为它们可能是世界上最高的动物。该空修饰名词animals，前面是定冠词the，故为形容词的最高级，句子主语they指的是giraffes“长颈鹿”，可知长颈鹿是最高的，tall“高的”，最高级为tallest。故填tallest。61cooking 62unbelievable 63perfect 64whether 65but 66of 67looked 68collect 69rapidly 70location【分析】本文是一篇记叙文，向我们介绍发生在辛迪家的有趣的事。61句意：她做完饭后，把派放在厨房的窗户边冷却。根据“while our

54、 mother was cooking a pie for us”可知，妈妈在做饭，finish doing sth“结束做某事”，故填cooking。62句意：真是难以置信！此空为形容词作表语，根据“Cindy and I walked into the kitchen and found the pie was a mess!”可知，妈妈做好了派，但是现在一团糟，这是难以置信的，故填unbelievable。63句意：妈妈做的派永远都是完美的，从来不是那样的！根据“never look like that”可知，现在的馅饼一团糟，所以之前妈妈做的都是完美的，故填perfect。64句意：我

55、不知道，但是无论我们问妈妈还是自己找出原因，我们最好现在就采取行动！根据“but.we ask Mom or find out the reason by ourselves”可知，此处是“whether.or.”结构，故填whether。65句意：也许是一只猫吃了派，但我们没有猫，所以不可能是它前后两句构成转折关系，用but连接，故填but。66句意：两只鸟不停地在树上飞进飞出。a couple of“一对”，固定短语，故填of。67句意：我朝窗户开着的厨房看了看。根据“I.towards the kitchen with the open window.”可知，此处是“look towar

56、ds”短语，意为“看向”，时态是一般过去时，动词用过去式，故填looked。68句意：“也许我们能收集到一些证据，”我说。根据“Maybe we can.some evidence”可知，是收集一些证据，情态动词后用动词原形，故填collect。69句意：我们飞快地跑进厨房。根据“We ran into the kitchen.”可知，此处在句中修饰动词，用副词rapidly表示“飞快地”，故填rapidly。70句意：这不是一个冷却食物的好地方。根据“It isnt a good.for cooling food.”可知，此处指厨房的窗户边不是一个冷却食物的好地方，故填location。71

57、thick 72cover 73for 74fresher 75when 76controlling 77Without 78die 79reasons 80protect【分析】本文介绍了热带雨林对人类和动植物的重要性，以及现在雨林正在变得越来越小，呼吁人类应该保护它们。71句意：热带雨林是世界上炎热地区的茂密森林。此空修饰名词forests，要用形容词作定语。结合选词，thick“茂密的”符合语境，故填thick。72句意：雨林覆盖了地球表面的6%。此句缺少谓语动词，根据“6% of the earths surface”可知，此处介绍雨林的覆盖面积，cover“覆盖”，句子是一般现在时，

58、主语“rain forests”是复数，动词用原形，故填cover。73句意：它们为成千上万的动植物提供了在地球上其他地方找不到的栖息地。根据“They provide places to livethousands of plants and animals”，可知，雨林为成千上万的动植物提供了居住的地方，provide sth for“为某物提供”，故填for。74句意：森林里的植物有助于使空气更清新、更清洁。此空与cleaner构成并列关系，所以此空也填形容词比较级，根据“The plants in the forests help to make the air”，可知，植物让空气更清

59、新，更清洁，fresh“清新的”，比较级是fresher，故填fresher。75句意：它们还有助于在下雨时保持水分，保持水循环。根据“They also help to hold the water”及“it rains”，可知，有助于在下雨时保持水分，when“当时”，故填when。76句意：它们在控制气候方面起着重要作用。根据“They play an important part inthe climate”，可知，在控制气候方面，它们也起着重要作用，control“控制”，固定搭配：play an important part in doing sth“在做某事中起重要作用”，故填c

60、ontrolling。77句意：没有热带雨林，许多漂亮的动植物将会灭绝。根据“many beautiful plants and animals wouldout”，可知，没有了热带雨林，动物将会灭绝，故填Without。78句意：没有热带雨林，许多漂亮的动植物将会灭绝。根据“Without rain forests”及“out”，可知，没有热带雨林，许多动植物将会灭绝，固定搭配：die out“灭绝”，would后接动词原形，故填die。79句意：我们需要雨林有很多原因。前文描述了热带雨林动植物带来的好处，所以我们需要热带雨林有许多原因，reason“原因”，many后接可数名词复数，故填r

61、easons。80句意：但是现在，热带雨林正变得越来越小，所以我们应该保护它们。根据“But now, rain forests are becoming smaller and smaller”，可知，热带雨林对我们和动植物都很重要，现在它们正变得越来越小，所以我们要保护它们，protect“保护”，情态动词should后接动词原形，故填protect。81differences 82stops 83between 84as 85other 86dangerous 87are 88When 89just 90something【分析】本文介绍了鲨鱼这种凶猛的海洋动物。鲨鱼种类众多，其中大白鲨

62、是最危险的一种。很多地方都有鲨鱼伤人的事情发生，为此人们修建了瞭望塔，通过响铃来警示在海边游玩的人。81句意：鲨鱼是一种鱼，但是它和鱼有很多的不同。根据后一句的举例内容说鲨鱼不游动就会沉可知空格句说的是鲨鱼和其他鱼的不同，have difference from为固定搭配，表示“和不同”，符合情景；many修饰可数名词的复数，故填differences。82句意：例如，如果鲨鱼停止游泳，它就会下沉。根据生活常识可知，鲨鱼必须一刻不停地游动，否则就会死掉。空格处所在的句子是含有if引导的条件状语从句的主从复合句，主句使用一般将来时，从句使用一般现在时表将来，主语为第三人称单数a shark，谓语

63、动词要用三单形式，故填stops。83句意：有200到250种不同大小的鲨鱼。200和250表示的是鲨鱼的种类范围，between . and . 为固定短语，表示“在和之间”，符合情景。故填between。84句意：最大的长达15米。根据前句提到的“in different sizes 有不同的大小”可知本句讲的是鲨鱼的体型，as long as 意为“和样长”，符合情景，故填as。85句意：鲨鱼以鱼类、其他海洋动物或小一些的鲨鱼为食。根据短语“feed on 以为食”可知本句讲的是鲨鱼的食物，由于鲨鱼也是海洋动物，那么本空指的就是其他的海洋动物，other表示“其他的”，作形容词，后接名词

64、，符合情景，故填other。86句意：据说，最危险的鲨鱼是大白鲨。“one of the + 形容词的最高级 + 可数名词的复数”表示“最的之一”，结合形容词和副词最高级的构成规则和空格前的most可知，空格处应使用多音节的形容词，备选单词中只有dangerous符合要求；又本句中提到的“the Great White Shark”是指大白鲨，大白鲨是最危险的鲨鱼之一，the most dangerous表示“最危险的”，符合情景，故填dangerous。87句意：在一些地方，海滩上有瞭望塔，警告人们注意水中的鲨鱼。本句为there be句式，全文都为一般现在时，句中的主语watchtower

65、s是复数，故填are。88句意：当鲨鱼出现时，铃响了，告诉人们离开水面。分析句子结构可知，空格处所在的句子是一个主从复合句，空格处应填连词，铃声响的时间是“当鲨鱼出现”，引导时间状语从句用连词when，首字母大写，故填When。89句意：也许鲨鱼只是认为人是一种海洋动物，或者是好吃的东西。分析句子可知句子成分完整，空格处考虑填副词用来修饰动词thinks，备选词中just表示“仅仅；只”，为副词，符合情景，故填just。90句意：也许鲨鱼只是认为人是一种海洋动物，或者是好吃的东西。由于句中提到了“eat 吃”，吃的是某样东西，所以推测空格处填名词或代词，由于good为形容词，却放到空格之后做定语，想到形容词修饰复合不定代词时需后置，本句为肯定句，故填something。