2026年译林版八年级英语上册期中测试卷（含答案）-较难第17套-含答案解析

译林版（2024）八年级英语上册期中测试卷第17套（较难）（满分100分建议用时60分钟）班级：__________姓名：__________学号：______得分：______一、单项选择（共15小题，每小题1分，满分15分）1.—______doesyourschoolholdthesportsmeeting?—Onceayear.A.HowoftenB.HowsoonC.HowmanyD.Howlong2.ThechildrenintheDIYworkshopshouldlearntokeep______safe.A.themB.theirC.themselvesD.they3.Themoreyouread,the______vocabularyyouwillhave.A.mostB.manyC.muchD.more4.______theinstructionsbeforeyoustarttheexperiment.A.ReadB.ReadingC.ReadsD.Toread5.You______touchthechemicalbottles;theymaybedangerous.A.wouldbetternotB.nothadbetterC.hadnotbetterD.hadbetternot6.Thisproblemis______moredifficultthanthelastone,soweneedmoretime.A.alittleB.veryC.soD.more7.Ofthetwochemistryexperiments,theteacherchose______oneforus.A.saferB.safestC.thesaferD.thesafest8.Mydeskmateoftenhelpsme______mychemistrywhenIhavedifficulty.A.withB.forC.toD.on9.Theboyisonlysix,buthecandress______everymorning.A.himselfB.himC.heD.his10.The______youreview,the______youwillremember.A.mostoften;bestB.moreoften;betterC.muchoften;goodD.manyoften;well11.Ourschoollibraryis______thantheoneinthetowncentre.A.verylargerB.morelargerC.muchlargerD.solarger12.—Mustwewearlabcoatsinthechemistrylab?—Yes,you______.A.needB.mustC.canD.may13.Mybestfriendisas______asme,andwebothworkhard.A.morehard-workingB.mosthard-workingC.themosthard-workingD.hard-working14.Theteacherwarnedus______thechemicalsonourown.A.nottomixB.notmixC.don'tmixD.tonotmix15.Whichofthefollowingsentencesuses“hadbetter”correctly?A.Youhadbetterfinishtheexperimentontime.B.Youhadbettertofinishtheexperiment.C.Youhadnotbetterfinishtheexperiment.D.Youhadbetterfinishedtheexperiment.二、完形填空（共10小题，每小题1分，满分10分）阅读下面短文，掌握其大意，然后从各题所给的选项中选出最佳答案。Ourschoolheldascienceweeklastmonth.Eachclasshadtodoasmallchemistryexperiment.Ourgroupdecidedtogrowcrystals.Ithoughtitwouldbe1thancooking,butIwaswrong.Onthefirstday,wemixedthechemicalsinaglass.Theteachertoldustowearlabcoatsandgloves,butoneofmygroupmembers2to.Theliquidturneddarksuddenly,andhiscoatwasstained.Luckily,nobodywashurt.Theteachercalmedusdownandtoldusthatsafetywasthe3importantruleinthelab.Fromthatdayon,webecamemuch4.Wereadtheinstructionscarefullyandmeasuredeverythingexactly.Afteraweek,smallcrystalsbeganto5atthebottomoftheglass.Theywereblueandbeautiful.The6weobserved,themoresurprisedwewere.Atthesciencefair,ourcrystalswonfirstprize.MyclassmatesandIfelt7thanwehadexpected.Thisexperiencetaughtmealot.First,inscience,youcanneverbetoo8;atinymistakemaycauseabigproblem.Second,teamworkis9thanworkingalone.Whenwemeetdifficulties,weshouldencourage10insteadofblamingeachother.Mostimportantly,scienceisnotjustaboutgettingtherightanswer;itisaboutlearningtothinkandtotry.1.A.harderB.worseC.easierD.slower2.A.decidedB.forgotC.rememberedD.wanted3.A.moreB.veryC.mostD.much4.A.morecarefulB.worseC.morecarelessD.lesscareful5.A.disappearB.hideC.leaveD.appear6.A.fartherB.lessC.worseD.more7.A.prouderB.quieterC.sadderD.angrier8.A.carelessB.busyC.carefulD.lazy9.A.moreimportantB.lessimportantC.asimportantD.themostimportant10.A.anotherB.eachotherC.theotherD.other三、阅读理解（共15小题，每小题2分，满分30分）ADoyouknowwhyweneedtosleep?Scientistssaythatsleepisnotjustarestforthebody;itisalsoarepairtimeforthebrain.Duringsleep,thebrainsortsoutwhatyouhavelearnedduringthedayandstorestheimportantparts.Thatiswhystudentswhosleepwelloftenrememberlessonsbetterthanthosewhostayuplate.However,manyteenagersstayupuntilmidnight,chattingorwatchingvideos.Thenextday,theysitinclasswithheavyeyes,andtheteacher'swordsgoinoneearandouttheother.Expertssuggestthatteenagersneedatleasteighttoninehours'sleepanight.Ifyouwanttostudybetter,donotstudylonger—sleepbetter.1.Duringsleep,thebrain______.A.sortsoutandstoreswhatyoulearnedB.stopsworkingcompletelyC.dreamsonlyD.forgetseverything2.Studentswhosleepwelloften______.A.haveworsegradesB.stayuplateC.rememberlessonsbetterD.feelsleepyinclass3.Manyteenagersstayuplateto______.A.chatorwatchvideosB.readtextbooksC.doexperimentsD.exercise4.Expertssuggestteenagersneedatleast______hours'sleep.A.5-6B.4-5C.10-11D.8-95.Whatisthewriter'smainmessage?A.SleeplessB.StudylongerC.SleepbettertostudybetterD.StayuplateBWhenyoustartanewschool,makingfriendsmayseemlikethehardesttask.Butpsychologistssaythatthefirststepisnottolookforfriends,buttobefriendlyyourself.Smallactionsmatter:asmile,a“goodmorning”,orholdingthedoorforsomeone.Theseactionssendamessagethatyouareopenandkind.Youdonotneedtobethefunniestperson;youjustneedtobesincere.Researchshowsthatpeoplearemorelikelytomakefriendswiththosewhoremembertheirnames,askabouttheirhobbies,andlistencarefully.Friendshipgrowsslowly,likeasmallplant;itneedscareandtime.Ifyouarepatient,therightfriendswillcome.6.Psychologistssaythefirststeptomakingfriendsisto______.A.bethefunniestB.befriendlyyourselfC.lookforfriendsactivelyD.showoff7.Smallactionslikesmilingandholdingthedoorsendamessagethatyouare______.A.shyB.openandkindC.proudD.loud8.Peoplearemorelikelytomakefriendswiththosewho______.A.remembertheirnamesandlistenB.showoffgradesC.talkonlyaboutthemselvesD.laughatothers9.Thewritercomparesfriendshipto______.A.acloseddoorB.asmallplantC.afastriverD.abigtree10.Whatisthebesttitleforthepassage?A.TheHistoryofSchoolsB.WhyFriendsAreUselessC.HowtoStartaFriendshipD.SleepandStudyC阅读表格，判断下列句子正误（正确写T，错误写F）。ExperimentDangerlevelAdultneededGrowcrystalsLowNoMixchemicalsHighYesLightacandleMediumYesPlantseedsLowNo11.Growingcrystalsisalow-dangerexperiment.A.TB.F12.Mixingchemicalsdoesnotneedanadult.A.TB.F13.Lightingacandleneedsanadultpresent.A.TB.F14.Plantingseedsisahigh-dangerexperiment.A.TB.F15.Accordingtothetable,growingcrystalsandplantingseedsarebothlow-danger.A.TB.F四、词汇运用（共15小题，每小题1分，满分15分）A.根据句意及中文提示写出单词，每空一词。1.Weshouldwear______(实验服)inthelab.2.Theteachertoldustobe______(仔细的).3.Smallcrystalsbeganto______(出现).4.Safetyisthemostimportant______(规则).5.Weshould______(测量)everythingexactly.6.Theboywonfirst______(奖品)inthesciencefair.7.Friendshipgrowsslowly,likeasmall______(植物).8.Weshouldbe______(真诚的)toourfriends.9.Thebrain______(储存)importantinformationduringsleep.10.Experts______(建议)teenagerstosleepwell.B.用括号内所给词的适当形式填空。11.Thisisthe______(important)ruleinthelab.12.Ourcrystalswere______(beautiful)thanothers'.13.Theboycandress______(he)now.14.You'dbetter______(nottouch)thechemicals.15.Weworked______(careful)thanbefore.五、完成句子（共5小题，每小题2分，满分10分；每空一词）1.你复习得越勤，记得就越牢。____________youreview,____________youwillremember.2.这个实验和那个实验一样有趣。Thisexperimentis______interesting______thatone.3.你最好不要独自混合化学药品。You____________mixthechemicalsalone.4.那个小男孩自己穿衣服。Thelittleboycandress______.5.这是实验室里最重要的规则。Thisis____________importantruleinthelab.六、书面表达（满分20分）假如你是李华，请以“MyScienceExperience”为题写一篇100词左右的短文，记述你们学校科技周的一次实验经历。内容包括：1.实验内容；2.你遇到的问题；3.你的收获。要求：至少使用2处比较级/最高级和1处反身代词。

第17套（较难）参考答案与详细解析一、单项选择1.AOnceayear回答频度，用Howoften。2.Ckeeponeselfsafe保证自身安全；主语children对应themselves。3.Dthe+比较级,the+比较级；more为many/much的比较级。4.A祈使句以动词原形开头Read。5.Dhadbetternotdosth.最好不要做某事。6.A比较级前可用alittle/much/even修饰；very、so、more不可。7.C两者中“较安全的那个”用the+比较级thesafer，表特指。8.Ahelpsb.withsth.在某方面帮助某人，介词用with。9.Adressoneself自己穿衣服；主语theboy对应himself。10.Bthe+比较级,the+比较级；moreoften和better。11.Cthan用比较级larger，可用much修饰；不可再加more。12.BMust提问肯定回答仍用must。13.Das+原级+as同级比较，中间用hard-working。14.Awarnsb.nottodosth.警告某人不要做某事，not放在to前。15.Ahadbetter(not)dosth.，后接动词原形，否定式not在better后。二、完形填空1.C原以为比做饭容易easier，butIwaswrong。2.Bbut转折，他忘了穿防护forgotto。3.Cthemostimportantrule最重要的规则。4.A出事之后变得更仔细morecareful。5.D晶体开始出现appear。6.Dthemoreweobserved观察得越多越惊讶。7.Afeltprouderthanexpected比预期更自豪。8.Ccanneverbetoocareful再小心也不为过。9.Cthan用比较级moreimportant。10.Bencourageeachother互相鼓励。三、阅读理解1.Athebrainsortsoutwhatyouhavelearned...storestheimportantparts。2.Cstudentswhosleepwelloftenrememberlessonsbetter。3.Achattingorwatchingvideos。4.Datleasteighttoninehours'sleepanight。5.Cdonotstudylonger—sleepbetter。6.Bthefirststepisnottolookforfriends,buttobefriendlyyourself。7.Byouareopenandkind。8.Aremembertheirnames,askabouttheirhobbies,andlistencarefully。9.BFriendshipgrowsslowly,likeasmallplant。10.C全文围绕如何开始一段友谊展开。11.AGrowcrystals行Danger=Low，正确T。12.BMixchemicals行Adult=Yes，错误F。13.ALightacandle行Adult=Yes，正确T。14.BPlantseeds行Danger=Low，错误F。15.A两者都是Low，正确T。四、词汇运用1.labcoats“实验服”labcoat，用复数。2.careful“仔细的”careful。3.appear“出现”appear。4.rule“规则”rule。5.measure“测量”measure。6.prize“奖品”prize。7.plant“植物”plant。8.sincere“真诚的”sincere。9.stores“储存”store；主语brain三单stores。10.suggest“建议”suggest；叙述用一般现在时。11.mostimportantthe+最高级；important前加mos