Unit 4 Amazing Plants and Animals (Period 4)Section B (1a-1f) (3)同步练25025-2026学年人教版八年级上册英语

Unit4AmazingPlantsandAnimals(Period4)SectionB(1a-1f)Ⅰ．完形填空。Treesareoneoftheoldestplantsonearth.Justlikeus,treeschangealot____1____theygrow.Inthefirstthreeyears,youngtreeslearnto____2____themselves.Forexample,manytreesgrowthorns(刺)totellanimalsnottogonear.Most____3____treeshavelargeanddeepgreenleavessothattheycan____4____enoughsunlightandturnitintotheirfoodandenergy.Whentreesarefouryearsold,theyare____5____enoughtotakethechallenge(挑战)inlife.Attheageoffifteen,theybecomeyoungadults(成年人)andgrowmore____6____.Theywillhavetheirownflowersandfruit.Afterthetreesaretwentytotwenty-fiveyearsold,theyarecalledrealadultsbecausetheyreachtheir____7____.Adulttreesgiveusmanythingssuchasoxygen(氧气)andnaturalbeauty.Ifwelook____8____themverywell,theywilllivehealthilyformanyyears.Astimegoeson,treesgetolderandolderandeven____9____.Atthistime,theystillhavetheirimportantplaceinnatureandusesforpeople.____10____manyways,thelifeoftreesislikeourownlifeexperience.1．A.before B.when C.after D.since2．A.protect B.provide C.prevent D.pull3．A.old B.small C.young D.tall4．A.enjoy B.keep C.stay D.catch5．A.cute B.friendly C.strong D.weak6．A.fast B.faster C.slow D.slowly7．A.weights B.heights C.styles D.sizes8．A.for B.after C.out D.at9．A.die B.hurt C.waste D.throw10．A.On B.In C.For D.AtⅡ．任务型阅读。Aspecialplantthatgrowsveryfastisbamboo.Somekindsofitcangrowabout3feetinoneday!It’sreallyamazinghowquicklyitshootsup.Foralongtime,peopleinAsiahavefoundmanyusesforthisplant.Sinceit’sstrongandnoteasytobreak,bambooisagreatmaterial(材料)forbuildinghouses.Also,manydaily-usethingslikechopsticks,basketsandchairscanbemadeofit.Inculture,itholdsanimportantplace.InChineseculture,thisplantstandsforbeinghonest,hard-workingandmodest(谦逊的).AlotofChinesewritersandartistswouldliketouseitintheirworkstoshowcertainfeelingsTheenvironmentalsobenefits(使受益)fromthisplant.Bamboocantakeinalotofcarbondioxide(二氧化碳)andgiveoutoxygen(氧气),makingtheairbetter.Andbambooforestsserveashomesformanyanimals.Pandas,forexample,lovetoeatit.11．Howlongcansomekindsofbamboogrowinoneday?_________________________________________________12．WhatdoesbamboostandforinChineseculture?_________________________________________________13．Whyisbamboogoodfortheenvironment?_________________________________________________14．Doyouagreethatbambooisimportanttoourlife?Why?_________________________________________________15．将短文中画线句子翻译成中文。_________________________________________________

【参考答案】1．【答案】B【解析】根据“Justlikeus,treeschangealot...theygrow.”可知，树木在生长时会发生变化。因此，正确答案是B。2．【答案】A【解析】根据“Forexample,manytreesgrowthornstotellanimalsnottogonear.”可知，树学着保护自己。因此，正确答案是A。3．【答案】C【解析】根据“Inthefirstthreeyears,youngtrees...”可知，此处介绍的是幼树。因此，正确答案是C。4．【答案】D【解析】根据“deepgreenleaves…enoughsunlight”可知，叶子能够吸收足够的阳光。因此，正确答案是D。5．【答案】C【解析】根据“...totakethechallengeinlife”可知，当树四岁时，它们足够强壮，可以面对生活中的挑战。因此，正确答案是C。6．【答案】D【解析】根据“theybecomeyoungadultsandgrowmore...”及常识可知，成年的树长得更慢了，修饰动词应用副词。因此，正确答案是D。7．【答案】D【解析】根据“theyarecalledrealadultsbecausetheyreachtheir...”可知，长到了一定的尺寸，所以被称为成年树。因此，正确答案是D。8．【答案】B【解析】根据“Ifwelook...themverywell,theywilllivehealthilyformanyyears.”可知，如果好好照顾树木，它们会存活很久，lookafter“照顾”，是固定搭配。因此，正确答案是B。9．【答案】A【解析】根据“treesgetolderandolderandeven”可知，树木变得越来越老，甚至死亡。因此，正确答案是A。10．【答案】B【解析】inmanyways“在许多方面”，是固定搭配。因此，正确答案是B。11．【答案】About3feet.12．【答案】Beinghonest,hard-workingandmod