八年级英语上册Unit4OurWorld综合能力演练2含解析新版仁爱版.pdf

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1、.Unit 4 Our WorldUnit 4 Our World综合能力演练综合能力演练I.I.单项选择单项选择1.Ann used the computer for shopping,_?A.used sheB.usednt sheC.did sheD.didnt she2.You must _ the traffic lights when you cross the road.A.pay attention toC.pay attention onB.pay attentions toD.pay attentions on3.How many students are there in

2、 your school?_ students,I think.A.Thousand ofC.Three thousandB.Three thousandsD.Three thousands of4.Why do you like living in the countryside?Because theres _ noise and _ cars there.A.less;fewerB.fewer;lessC.less;lessD.fewer;fewer5.Dont make me _ the clothes.Im too tired!A.washingB.to washC.washD.wa

3、shed.6.I think dumplings are _ more delicious than noodles.I dont agree with you.A.muchB.veryC.tooD.so7.My aunt goes to climb Mount Gu every Sunday.Oh?But she _ hate climbing mountains.A.used toB.use toC.uses toD.is used to8.Your classroom is so dirty.Everyone should keep it _.A.dryB.openC.quietD.cl

4、ean9.Wow,your school is great!It is _ school in the city.A.much more beautifulC.the most beautifulB.much beautifulD.beautiful10.Blue whales are the largest and heaviest animals in the world,but they_ the smallest sea animals.A.feed in 真题链接真题链接 1.I was looking for a birthday gift for my mother,but I

5、couldnt find _suitable.A.something B.anything C.nothing D.everything2.Excuse me,may I keep the book a little longer?Sorry.You _ return it today.A.mustB.mustntC.canD.cantB.live inC.feed onD.fed on3._ will the fog and haze last?Ive no idea.There is no sign of an end.A.How soon.B.How far C.How longD.Ho

6、w often.II.II.完形填空完形填空We live in thecomputer age.Long ago computers couldnt do 1 .They werevery big and 2 .They used a lot of energy.Only a few people were 3 inthem.Today computers are 4 and cheaper.They can 5 difficult work.Computers have 6 importantfor many reasons.They work faster and make fewerm

7、istakes.They can remember much information.A computer can work out millions ofproblems 7 a few seconds.A person might need years 8 so many problems.People now use computers in nearly every kind of work.Computers are very usefuland the 9 of computers is growing.More computers mean more jobs for peopl

8、e,10people need to run and mend them.Would you like to learn how to run a computer?1.A.many B.muchC.a lot ofD.lots ofD.more expensiveC.interestsD.biggerD.eatD.becomeD.atD.interested2.A.cheap B.cheaperC.expensive3.A.interest B.interesting4.A.small B.smallerC.big5.A.do6.A.turn7.A.withB.makeB.gotB.inC.

9、turnC.isC.for8.A.works out B.work9.A.use10.A.whyIII.III.阅读理解阅读理解B.usefulB.howC.to work outD.to workC.uselessC.becauseD.to useD.whatA ADo you know why different animals or pests have their special colors？Colors on them seem to be used mainly to protect themselves.Some birds like eating locusts,but bi

10、rds cannot catch them easily.Why?Because locusts change their colors according to the colors of crops.Whencrops are green,locusts look green.But as theharvest time comes,locusts changeto the same brown color as crops have.Some other pests with different colors fromplants are easily found and eaten b

11、y others,so they have to hide themselvesand appear only at night.If you study animal life,youll find the main use of coloring is to protectthemselves.Bears,lions and other animals move quietly through forests.They cannotbe easily seen by hunters.This is because they have colors much like thetrees.A

12、kind of fish in the sea can send out a kind of very black liquid whenit faces danger.While the liquid spreads out,its enemies cannot find it,so it can escape at once.That is why it can live long,though it is not strongat all.1.From the passage we learn that locusts _.A.are small animalsB.are easily

13、found by birdsC.are dangerous to their enemiesD.changetheircolorstoprotectthemselves2.How can pests with different colors from plants keep out of danger?A.They run away quickly.B.They have the colors much like their enemies.C.They hide themselves by day and appear at night.D.They have to move quietl

14、y.3.Bears and lions can keep safe because _.A.they have the colors much like the treesB.they move quietlyC.they like brown and grey colorsD.they live in forests4.Why can the kind of fish live long?.A.Because it is very big and strong.B.Because it can send out a kind of very black liquid to help it e

15、scape fromits enemies.C.Because it can send out a kind of liquid to kill its enemies.D.Because it swims faster than any other fish.5.Which is the best title of this passage?A.The Change of Colors for Animals and Pests.B.Colors of Different Pests.C.The Main Use of Colors for Animals and Pests.D.Some

16、Animals and Pests.B BZhalong is a nature reserve in Heilongjiang in northeast China.It is one ofthe worlds most important wetlands.The area provides food andsheltershelterfor wildlife.It is an ideal home for different kinds of plants,fish and birds.Many birds live comfortably in Zhalong Nature Reser

17、ve all year round,while someonly stay for a short time.There are many fish in the wetlands,and the birds caneasily catch them forfood.Zhalong Nature Reserve is animportant living area forthe rare red-crowned cranes.There are not many red-crowned cranes in the world.Some of them live in Zhalong.Some

18、people want to change the wetlands to make more space for farms and buildings.This means that there will be less and less space for wildlife.More and more birds are in danger because they do not have enough living space.Many of them died.The Chinese government wants to protect these endangered birds

19、,and they can be safe in Zhalong.Every year a lot of tourists go to Zhalong to watch birds.This year membersof our Bird watching Club are going to study the different kinds of birds in Zhalongand the changes in their numbers.The study begins next month.We do a bird count once a year.We are now invit

20、ing secondary school studentsto help.We need more people to help us count and do something to help the birds.Many people do not understand the importance of the wetlands.We hope this.information will help them understand and make them actively take action to protectwildlife.6.What is the best title

21、of the passage?A.Less and Less Space for WildlifeB.Many Tourists Watch birds in Zhalong YearlyC.Zhalong is a Famous Scenic SpotD.Zhalong A Special Place7.The shelter in the first paragraph means _.A.a place to live or stayC.a place to hunt animals B.a large zoo D.a large park8.Which of the following

22、 sentences is false?A.There are a lot of red-crowned cranes in other parts of the world.B.Some birds go to Zhalong for a short stay.C.Zhalong nature reserve is the comfortable home of many birds.D.Birds can find food without difficulty in Zhalong.9.Why are more and more birds endangered?Because _.A.

23、many tourists watch them B.many of the birds diedC.people have less and less placeD.their living place is less and less10.This passage is written to_.A.ask people to do something for birds.B.help people learn about protecting wildlife.C.make people understand how important the wetlands are.D.ask stu

24、dents all over the world to watch birds.答案与解析答案与解析 I.I.单项选择。单项选择。.1.D。此处 use.for.意为用来,句中 used 是过去式,所以在反义疑问句中应借助助动词 did,根据前肯后否原则,故选 D。2.A。考查固定搭配 pay attention to,意为注意。3.C。考查数词 hundred/thousand 等。如果前面有具体数字,其后不跟-s,也不加 of,反之,其形式为：hundreds of,thousands of,故选 C。4.A。考查形容词比较级。分析句意 你为什么喜欢住在农村？,因为那儿噪音少车也少。第一个

25、空格后的noise是不可数名词,第二个空格后的cars是可数名词的复数。从选项分析看,less 是 little 的比较级,fewer 是 few 的比较级,都是少数的,几乎没有 的意思,故选 A。5.C。考查非谓语动词。根据make sb.do sth.句式,make 后面省略 to 的动词不定式在这里充当宾语补足语。故可排除A、B 和 D,选 C。6.A。考查副词修饰比较级的用法。分析句子,空格后是比较级形式,由于 very,too,so 不能修饰比较级,much 则可以,表示更的意思,故选 A。7.A。考查固定用法。used to 过去常常；use 作为动词,意为使用。be used t

26、o 习惯于。上下句意思:每个星期日,我姑姑都去爬山。哦？但是她过去讨厌爬山。故选 A。8.D。考查 keep+n.+adj.的用法。由句意你们的教室太脏了,所有人都应该保持教室干净。可知选 D。9.C。考查形容词最高级。分析句子,空格后是 in the city,故应用最高级,由于 beautiful是多音节,其最高级用 the most beautiful,故选 C。10.C。此题意为蓝鲸是世界上最大、最重的动物,却以海洋中最小的动物为食。以为食应用 feed on.,而且这是一种习惯表达法,不需要使用过去时,故选 C。真题链接真题链接 1.B。句意：我在找一份送给妈妈的生日礼物,但是我找不

27、到任何合适的东西。本题考查不定代词的用法。something 某物,某事,一般不用于疑问句或否定句中；anything 任何东西,任何事物,用于否定句、疑问句；nothing 没有东西；everything 所有东西,一切。根据题意选 B 项。2.A。句意：请问,这本书我可以借长一点时间吗？很抱歉,你今天必须把它还回来。本题考查情态动词。根据答语Sorry.可知今天必须归还,故选 A 项。3.C。句意：雾霾将持续多久？我不知道,还没有要结束的迹象。本题考查特殊疑问副词词组。how soon多久以后；how far多远；how long多久；how often 多久一次。last 持续,通常与

28、how long 搭配。故 C 项。II.II.完形填空。完形填空。.1.B。考查词义区别。much 在这里作代词,充当 do 的宾语。2.C。考查上下文推测。许多年前的计算机既大又贵。and 前是 big,故其后也应用原级。3.D。考查词组固定搭配。由于主语是人,故用 be interested in 对感兴趣。4.B。考查上下文推测。上文说过去的计算机大且贵,推测出现在的计算机更小更便宜。故选 B。5.A。考查词义理解。do difficult work 意为做困难的工作。6.D。考查词义理解。根据下文表明计算机逐渐变得重要了。故选D。7.B。考查介词。in+时间段,表示在内,for+时间

29、段,表示延续的一段时间。根据题意,一台计算机能在几秒钟内处理成千上万个问题。故选 B。8.C。考查动词固定用法。need sth.to do sth.表示 需要去做某事。9.A。考查词义理解。分析句子意思,计算机的作用还在升级,空格应填名词,use 作名词是用处的意思。故选 A。10.C。考查上下文推测。根据上下文人们需要操作和修理它们,表示原因。故选 C。III.III.阅读理解。阅读理解。A A 篇篇1.D。从短文第二段开头birdscannot catch them easily.Why?Because locusts changetheir colors according to th

30、e colors of crops 可知蝗虫的颜色随庄稼而变化是为了保护它们自己。因此选 D。2.C。从文中第二段最后一句So they have to hide themselves and appear only at night.可知答案为 C。3.A。从文中第三段最后一句This is because they have the colors much like the trees.可知。4.B。从短文第四段第一句A kind of fish in the sea can send out a kind of very blackliquid when it faces danger.

31、可知。5.C。从全文看,主要讲动物和害虫以及它们与颜色的关系和作用。答案C 概括的最为准确。B B 篇篇6.D。本文主要讲述了扎龙是一个自然保护区,位于中国东北的 XX 省。它是世界上最重要的湿地之一。故本题答案选D。.7.A。由本词前的 and 可知,其表示的内容应该与provides food相关；也就是可以生活和居住的地方,故答案选 A。8.A。由第二段的第三句话Zhalong Nature Reserve is an important living area for therare red-crowned cranes.扎龙自然保护区是稀少的丹顶鹤的一个重要的生活区；可知选项 A 是

32、错误的。9.D。由第三段 Some people want to change the wetlands to make more space for farmsand buildings.This means that there will be less and less space for wildlife可知越来越多的鸟类濒临危险是因为他们的生活环境越来越少。10.B。由本文以及最后一段.We hope this information will help them understand andmake them actively take action to protect wildlife.可知本文主要目的是让人们学习如何保护野生动物。故答案选B。.