仁愛科普版（2024）七年級英語下冊Unit8單元測試卷（含答案解析）

第第頁仁愛科普版（2024）七年級英語下冊Unit8單元測試卷姓名分?jǐn)?shù)?一、單項(xiàng)選擇（15小題，每小題1分，共15分）Weshould______thetapwhenbrushingteethtosavewater.A.turnonB.turnoffC.reuseFreshwateris______,sowemustprotectit.A.valuableB.wideC.quick—Whatcanwedotoreducewaste?—Weshould______plasticbagsanduseclothbagsinstead.A.dropB.reuseC.brushDon't______inthelibrary.It'sapublicplace.A.smokeB.readC.study—______wastewaterwhilewashingvegetables.—OK,I’llcollectitforplants.A.Don’tB.Doesn’tC.Not______plasticbagshelpsreduce“whitepollution”.A.ReuseB.ReusesC.ReusingThe______Oceanisthelargestanddeepestintheworld.A.PacificB.IndianC.Eastern—Howdoweread“3,500”inEnglish?—It’s______.A.threethousandfivehundredB.thirty-fivehundredC.bothAandBWeshouldturnofflights______leavingtheroom.A.whileB.throughC.before______riversarepollutedbyfactories.A.MillionofB.MillionsofC.Fivemillions—______thewaterrunwhenyou’renotusingit!—Sorry,I’llfixthetap.A.LetB.Don’tletC.Notlet“______theelectricitywhenyoudon’tneedit!”isawaytosaveenergy.A.TurnonB.TurnoffC.Turnup______ofthestudentsinourclassrecyclepapereveryweek.A.TwothirdB.Two-thirdsC.Second-three—Whatcanwedotohelpmarinelife?—Stop______plasticintothesea.A.throwB.throwingC.tothrowThegovernmentshould______strictlawstoprotectforests.A.makeB.makesC.making?二、詞匯運(yùn)用（20小題，每小題1分，共20分）A.用方框中詞語的適當(dāng)形式完成下列短文，每個(gè)單詞只能使用一次planet,ocean,reuse,valuable,cycle,fresh,drop,pollute,waste,protect?TheEarthisourblue___1___,andwemusttakecareofit.Only2.5%ofwateronEarthis__2____waterfordrinking.Weshould___3___plasticbottlesinsteadofthrowingthemaway.Thewater___4___helpsrainwaterreturntoriversandoceans.Manyseaanimalsdiebecauseofplastic__5___intheocean.Turningoffthetapwhilebrushingteethcanreducewater__6____.Oilspillsmakethe____7__dirtyandharmmarinelife.Asingle____8__ofwatercansaveaplantindryweather.Forestsare___9___becausetheycleantheairandprovideoxygen.Governmentsmakelawsto___10___endangeredanimals.1、2、3、4、5、6、7、8、9、10、?B.用括號內(nèi)單詞的適當(dāng)形式填空11.Weshould______(use)bothsidesofpapertosavetrees.?12.The______(pollute)ofriversmakesithardforfishtosurvive.?13.Pleaseturnoffthetapwhile______(brush)yourteeth.?14.Manycountriesare______(quick)developingwaystousesolarenergy.?15.It'simportant______(protect)ourwaterresources.?16.Wecansavewaterby______(collect)rainwater..?17.Thegovernmentencouragespeople______(collect)rainwaterforgardening.?18.Theriveris______(wide)thanIthought.?19.Scientistsarestudyinghow______(protect)coralreefs?.?20.Thechildren______(plant)50treesintheparklastweekend.三、完成句子（5小題，每小題1分，共5分）1、政府應(yīng)該制定嚴(yán)格的法律來減少污染。Thegovernmentshould______strictlawstoreducepollution.2、回收玻璃瓶有助于減少浪費(fèi)。______glassbottleshelpsreducewaste.3.刷牙時(shí)不要讓水一直流。Don’t______thewater______whenyoubrushyourteeth.4、洗手后請關(guān)掉水龍頭。Please______thetap______afterwashingyourhands.5、收集雨水用來澆花是個(gè)好方法。Collectingrainwaterisagoodway______plants.??四、語法填空（10小題，每小題1分，共10分）??WaterIsPrecious?Waterisessentialforlife.About71%oftheEarth’ssurfaceiscoveredbywater,butonly2.5%isfreshwater.Mostfreshwaterisiniceorunderground.Weusewaterfordrinking,farming,and?1?______(wash).However,manypeoplewastewater.Forexample,someleavethetaprunning?2?______brushingteeth.Tosavewater,weshouldtakeshortershowersandfixdrippingtaps?3?______(quick).?4?______,cleanwaterisbecomingscarcer.By2025,about70%ofpeoplemightfacewatershortages?12.Dirtywatercausesdiseases,especiallyforchildren.Insomecountries,peoplewalkkilometersdaily?5?______(get)cleanwater?7.Wemustactnow!Simplestepslikecollectingrainwater?6?______(plant)andreusingoldbottlescanmakeadifference.Governmentsalsoneed?7?______(create)strictlawstoreducepollution?4.Remember:?8?______dropcounts.Ifeveryone?9?______(do)theirpart,ourblueplanetwillstay?10?______(health)forfuturegenerations.?五、閱讀理解（共20小題，每小題2分，滿分40分）Passage1WaterisessentialforalllivingthingsonEarth.Withoutwater,lifeasweknowitwouldnotexist.TheEarthisoftencalledthe"BluePlanet"becauseabout71%ofitssurfaceiscoveredbywater.However,mostofthiswaterissaltwaterfoundinoceansandseas.Onlyasmallpercentageisfreshwater,whichissuitableforhumanuse.Freshwaterisfoundinlakes,rivers,glaciers,andundergroundaquifers.Itisusedfordrinking,agriculture,industry,andmanyotherpurposes.Despiteitsimportance,freshwaterresourcesarelimitedandunderthreatfrompollution,overuse,andclimatechange.1、WhatpercentageoftheEarth'ssurfaceiscoveredbywater?（）A.29%B.50%C.71%2、Whattypeofwaterissuitableforhumanuse?（）A.SaltwaterB.FreshwaterC.Seawater3、Whereisfreshwaterfound?A.InoceansandseasB.Inlakes,rivers,glaciers,andundergroundaquifersC.Intheatmosphere4、Whatarethethreatstofreshwaterresources?（）A.Pollution,overuse,andclimatechangeB.OnlypollutionC.Onlyoveruse5、WhyistheEarthcalledthe"BluePlanet"?（）A.BecauseitiscoveredbyblueflowersB.BecausemostofitssurfaceiscoveredbywaterC.BecausetheskyisbluePassage2?WaterCycleandLife?Waterisessentialforalllivingthings.Itmovesinacyclecalledthewatercycle,whichincludesevaporation,condensation,andprecipitation.Whenthesunheatswaterinoceans,lakes,orrivers,itevaporatesandbecomeswatervapor.Thisvaporrises,coolsdown,andformsclouds(condensation).Finally,thewaterfallsbacktotheEarthasrainorsnow(precipitation).Withoutthiscycle,lifeonEarthwouldnotexist?.Humansplayaroleinthiscycletoo.Forexample,whenweusetoomuchwaterforfarmingorindustry,itcanaffectthebalanceofgroundwater.Pollutionfromfactoriesmayalsoharmthequalityofrainwater.Toprotectthewatercycle,weshouldreducewasteandavoidpouringchemicalsintorivers.?Questions?1、?Whatisthemainideaofthepassage?（）?

A.Howtosavewaterathome

B.Theprocessandimportanceofthewatercycle

C.Thedangersofoceanpollution

2、?Whathappensafterwaterevaporates?（）?

A.Itformsclouds.

B.Itfallsassnow.

C.Itbecomesgroundwater.

3、?Whichhumanactivityharmsthewatercycle?（）?

A.Collectingrainwater

B.Usingchemicalsinrivers

C.Plantingtrees

4、?Theword“precipitation”inParagraph1mostlikelymeans______.（）?

A.waterrisingintotheair

B.waterfallingfromthesky

C.waterturningintoice5、?Whatactionissuggestedtoprotectthewatercycle?（）?A.Increase（增加）industrialwateruseB.Ignore（忽視）leakingtapsC.Avoid（避免）pouringchemicalsintoriversPassage3?SavingWaterinDailyLife?Manypeoplewastewaterwithoutrealizingit.Forinstance,leavingthetaprunningwhilebrushingteethusesabout6litersofwaterperminute.Takingshortershowersandfixingdrippingtapscansavethousandsoflitersyearly.Anotherwayistoreusewater.Forexample,waterfromwashingvegetablescanbecollectedforplants.Governmentsalsoneedtoact.Buildingsystemstorecyclewastewaterandmakinglawstolimitfactorypollutionareeffectivesolutions.Insomecountries,familiesevengetrewardsforreducingwateruse.?Questions?1、?Howmuchwateriswastedperminuteifthetaprunsduringtoothbrushing?（）?

A.3liters

B.6liters

C.10liters2、?Whichactionisanexampleofreusingwater?（）?A.CollectingrainwaterforcleaningfloorsB.PouringchemicalsintoriversC.Takinglongershowers

3、?Whatisawaytoreusewaterathome?（）?

A.Throwingplasticbottles

B.Usingvegetable-washingwaterforplants

C.Takinglongershowers

4、?Whatshouldgovernmentsdotosavewater?（）?

A.Encouragelongershowers

B.Buildwastewaterrecyclingsystems

C.Increasefactorypollution

5、?Whatistheauthor’spurposeinwritingthispassage?（）?

A.Toexplainwaterpollution

B.Tosuggestwaystosavewater

C.TodescribethewatercyclePassage4?TheImportanceofCleanWater?Waterisvitalforlife,butpollutionthreatensitssafety.Manyriversarepollutedbychemicalsfromfactoriesandwastefromcities.Thispollutionharmsfishandplantsinrivers.Forexample,atthemouthofariver,wherefreshwatermeetsthesea,pollutioncandestroyecosystems.Toprotectwater,governmentsneedstrictlawstocontrolfactorywaste,andpeopleshouldavoidlitteringinrivers??Questions?（判斷以下句子正誤，正確寫?T?，錯誤寫?F?）1、?Pollutionfromfactoriesandcitiesharmsriverlife.?（）2、?Themouthofariveriswheresaltwatermeetsfreshwater.?（）?3、?Peoplecanprotectriversbythrowingtrashintothem.?（）?4、?Governmentsshouldreducelawstohelpfactories.?（）5、?Pollutionhasnoimpact（影響）onplantsinrivers.?（）?六、書面表達(dá)（滿分10分）根據(jù)所學(xué)內(nèi)容，寫一篇關(guān)于如何節(jié)約用水的文章，要求包括以下要點(diǎn)：1、水對人類、植物和動物都很重要；2、介紹如何節(jié)約用水（至少三條建議）。寫作要求：1、文中須包含以上所有提示，可適當(dāng)發(fā)揮；2、文中不得出現(xiàn)考生的真實(shí)姓名和學(xué)校名稱；3、詞數(shù)70詞左右（開頭已給出，不計(jì)入總詞數(shù)）。提示詞：bath盆浴HowtoSaveWaterHello,IamKangkang.Weallneedwater.Waterissoimportantforusandweshouldsavewater.答案解析單項(xiàng)選擇1題：刷牙時(shí)應(yīng)關(guān)掉水龍頭節(jié)約用水，“turnoff”表示“關(guān)掉”，選B。2題：淡水很珍貴，所以要保護(hù)它，“valuable”意為“珍貴的”，選A。3題：為減少浪費(fèi)，我們應(yīng)重復(fù)使用塑料袋，用布袋代替，“reuse”是“重復(fù)使用”，選B。4題：圖書館是公共場所，不能吸煙，“smoke”是“吸煙”，選A。5題：祈使句的否定形式用“Don't+動詞原形”，選A。6題：動名詞作主語，“Reusing”表示“重復(fù)使用”，選C。7題：太平洋是世界上最大最深的海洋，“PacificOcean”是“太平洋”，選A。8題：“3,500”可以讀作“threethousandfivehundred”或“thirty-fivehundred”，選C。9題：離開房間前應(yīng)關(guān)燈，“before”是“在……之前”，選C。10題：“millionsof”表示“數(shù)百萬的”，選B。11題：不要讓水在不用的時(shí)候流，“Don'tlet”符合語境，選B。12題：不需要電時(shí)應(yīng)關(guān)掉，“turnoff”是“關(guān)掉”，選B。13題：分?jǐn)?shù)表達(dá)法是“基數(shù)詞+序數(shù)詞復(fù)數(shù)”，“two-thirds”表示“三分之二”，選B。14題：“stopdoingsth.”表示“停止做某事”，停止往海里扔塑料，選B。15題：should是情態(tài)動詞，后接動詞原形，“makelaws”表示“制定法律”，選A。詞匯運(yùn)用A1題：地球是我們的星球，“planet”是“星球”。2題：地球上只有2.5%的水是可飲用的淡水，“fresh”是“新鮮的，淡水的”。3題：我們應(yīng)重復(fù)使用塑料瓶，“reuse”是“重復(fù)使用”。4題：水循環(huán)幫助雨水回到河流和海洋，“cycle”是“循環(huán)”。5題：許多海洋動物因海洋中的塑料污染而死亡，“pollution”是“污染”。6題：刷牙時(shí)關(guān)掉水龍頭可減少水浪費(fèi)，“waste”是“浪費(fèi)”。7題：石油泄漏使海洋變臟，“ocean”是“海洋”。8題：一滴水在干旱天氣能拯救一株植物，“drop”是“滴”。9題：森林很珍貴，“valuable”是“珍貴的”。10題：政府制定法律保護(hù)瀕危動物，“protect”是“保護(hù)”。詞匯運(yùn)用B11題：should后接動詞原形，“use”是“使用”。12題：“the+名詞+of”結(jié)構(gòu)，“pollution”是“pollute”的名詞形式，意為“污染”。13題：while引導(dǎo)的時(shí)間狀語從句，當(dāng)主句和從句主語一致，且從句謂語動詞有be動詞時(shí)，可省略從句主語和be動詞，“while(youare)brushing”，填“brushing”。14題：修飾動詞“developing”用副詞，“quickly”是“quick”的副詞形式，意為“快速地”。15題：“It's+形容詞+todosth.”是固定句型，“toprotect”是“保護(hù)”的動詞不定式形式。16題：by是介詞，后接動詞-ing形式，“collecting”是“collect”的動名詞形式，意為“收集”。17題：“encouragesb.todosth.”表示“鼓勵某人做某事”，“tocollect”是“collect”的動詞不定式形式。18題：than是比較級的標(biāo)志詞，“wide”的比較級是“wider”，意為“更寬的”。19題：“howtodosth.”是“疑問詞+動詞不定式”結(jié)構(gòu)，“toprotect”是“保護(hù)”的動詞不定式形式。20題：lastweekend是一般過去時(shí)的標(biāo)志，“plant”的過去式是“planted”，意為“種植”。完成句子1題：“制定法律”用“makelaws”，should后接動詞原形，填“make”。2題：動名詞作主語，“回收”是“recycle”，填“Recycling”。3題：“讓……一直做某事”用“l(fā)et...dosth.”，“流”是“run”，填“l(fā)et;run”。4題：“關(guān)掉”是“turnoff”，填“turn;off”。5題：“agoodwaytodosth.”表示“做某事的好方法”，“澆花”是“waterplants”，填“towater”。語法填空1題：for是介詞，后接動詞-ing形式，“washing”是“wash”的動名詞形式，意為“洗”。2題：“while”表示“當(dāng)……時(shí)候”，引導(dǎo)時(shí)間狀語從句。3題：修飾動詞“fix”用副詞，“quickly”是“quick”的副詞形式，意為“快速地”。4題：此處表示轉(zhuǎn)折，“However”意為“然而”，且首字母大寫。5題：“toget”是動詞不定式作目的狀語，意為“為了得到”。6題：“toplant”是動詞不定式作目的狀語，意為“為了種植”。7題：“needtodosth.”表示“需要做某事”，“tocreate”是“create”的動詞不定式形式，意為“創(chuàng)造，制定”。8題：“Every”表示“每一個(gè)”，“Everydrop”表示“每一滴水”。9題：if引導(dǎo)的條件狀語從句，主句用一般將來時(shí)，從句用一般現(xiàn)在時(shí)表將來，主語“everyone”是第三人稱單數(shù)，“do”的第三人稱單數(shù)形式是“does”。10題：stay是系動詞，后接形容詞作表語，“health”的形容詞形式是“healthy”，意為“健康的”。閱讀理解Passage1：1題：文中提到“about71%ofitssurfaceiscoveredbywater”，選C。2題：“Onlyasmallpercentageisfreshwater,whichissuitableforhumanuse”，選B。3題：“Freshwaterisfoundinlakes,rivers,glaciers,andundergroundaquifers”，選B。4題：“freshwaterresourcesarelimitedandunderthreatfrompollution,overuse,andclimatechange”，選A。5題：“TheEarthisoftencalledthe"BluePlanet"becauseabout71%ofitssurfaceiscoveredby