2026年天津市人教版初中一年级英语下册第8单元期中测试卷

2026年天津市人教版初中一年级英语下册第8单元期中测试卷一、单项选择题（每题2分，共20分）1.AccordingtothetextinUnit8,whatisthemainreasonwhymanystudentschoosetostudysciencesubjects?A.Becausesciencesubjectsareeasierthanothersubjects.B.Becausesciencesubjectscanhelppeoplesolveproblemsindailylife.C.Becausesciencesubjectsaremoreinterestingthanartsubjects.D.Becausesciencesubjectsarerequiredbytheschoolcurriculum.（解析：本题考查第8单元关于“Whydoyoulikescience?”的主题。根据单元课文内容，学生选择科学学科的主要原因是科学学科能够帮助人们解决生活中的问题。选项A、C、D虽然可能是部分学生的原因，但并非主要原因。正确答案为B。）2.Whatdoesthesentence"Scienceisfullofmysterieswaitingtobeexplored"meanaccordingtothecontextofUnit8?A.Sciencehasnomysteriesatall.B.Scienceisverydifficultandnoonecanunderstandit.C.Sciencehasmanyunknownthingsthatneedtobestudied.D.Scienceisthemostimportantsubjectinschool.（解析：本题考查第8单元关于科学探索的描述。根据单元课文，“Scienceisfullofmysterieswaitingtobeexplored”意为“科学充满了等待探索的谜团”。选项A与事实不符，选项B过于绝对，选项D与题干无关。正确答案为C。）3.AccordingtothepassageinUnit8,whichofthefollowingisNOTabenefitofstudyingscience?A.Itcanimprovecriticalthinkingskills.B.Itcanhelppeopleunderstandtheenvironmentbetter.C.Itcanmakepeoplemorecreative.D.Itcanleadtoahigh-payingjobinthefuture.（解析：本题考查第8单元关于科学学科优势的讨论。根据单元课文，科学学科可以提高批判性思维能力、帮助人们更好地理解环境、增加未来就业机会。选项C“提高创造力”并非科学学科的主要优势。正确答案为C。）4.WhatisthepurposeoftheexperimentdescribedinthereadingpassageofUnit8?A.Toprovethatplantsneedsunlighttogrow.B.Toshowthatwaterismoreimportantthansoil.C.Tocomparethegrowthofplantsindifferentenvironments.D.Toteachstudentshowtousescientificequipment.（解析：本题考查第8单元实验类文章内容。根据单元课文，实验的目的是比较不同环境下植物的生长情况。选项A、B、D虽然可能是实验的一部分，但并非主要目的。正确答案为C。）5.Accordingtotheadviceintheunit'sreadingpassage,whatshouldstudentsdoiftheywanttoimprovetheirscienceskills?A.Readsciencebookseveryday.B.Onlydoexperimentsinthelab.C.Askteachersforhelpwhentheyhavequestions.D.Ignoremistakesandkeeptrying.（解析：本题考查第8单元关于科学学习方法的内容。根据单元课文，提高科学技能的方法包括阅读科学书籍、在实验室做实验、向老师请教问题。选项D“忽略错误”与科学精神不符。正确答案为C。）6.Whatdoestheword"curiosity"meaninthecontextofUnit8?A.Afeelingofbeingangry.B.Astrongdesiretolearnnewthings.C.Afearoftryingnewexperiments.D.Abeliefthatscienceisboring.（解析：本题考查第8单元关于“curiosity”的词汇。根据单元课文，“curiosity”意为“强烈的好奇心，渴望学习新事物”。选项A、C、D与词义无关。正确答案为B。）7.AccordingtothepassageinUnit8,whydosomestudentsthinkscienceisdifficult?A.Becausescienceteachersaretoostrict.B.Becausesciencerequiresalotofmemorization.C.Becausesciencesubjectsarenotincludedintheexam.D.Becausescienceisnotasfunassports.（解析：本题考查第8单元关于科学学科难度的讨论。根据单元课文，学生认为科学难的原因是科学需要大量记忆。选项A、C、D虽然可能是部分学生的看法，但并非主要原因。正确答案为B。）8.WhatisthemainideaofthearticleinUnit8aboutfamousscientists?A.Famousscientistsareveryrich.B.Famousscientistsarenotgoodatothersubjects.C.Famousscientistsworkedhardandwerecuriousabouttheworld.D.Famousscientistsonlyworkedinlaboratories.（解析：本题考查第8单元关于著名科学家的文章。根据单元课文，文章强调著名科学家努力工作且对世界充满好奇。选项A、B、D与文章主旨不符。正确答案为C。）9.Accordingtotheunit'sgrammarsection,whatisthecorrectwaytousethepresentcontinuoustense?A.Hegotoschooleveryday.B.Sheisreadingabooknow.C.Theywillplayfootballtomorrow.D.Theyaregototheparknextweek.（解析：本题考查第8单元语法内容。根据单元课文，现在进行时表示正在进行的动作。选项A、C、D语法错误。正确答案为B。）10.Whatisthebesttitlefortheunit'sreadingpassageaboutenvironmentalprotection?A."WhyPlantsNeedWater"B."TheImportanceofRecycling"C."HowtoSaveEnergyatHome"D."TheHistoryofScience"（解析：本题考查第8单元关于环境保护的文章。根据单元课文，文章主题是环境保护的重要性。选项A、C、D与文章无关。正确答案为B。）二、填空题（每题2分，共20分）1.AccordingtothepassageinUnit8,sciencehelpsusunderstand_______andsolveproblems.（参考答案：theworld）（解析：本题考查第8单元关于科学作用的内容。根据单元课文，科学帮助我们理解世界并解决问题。）2.Theunit'sgrammarsectionteachesushowtousethe_______tensetotalkaboutactionshappeningrightnow.（参考答案：presentcontinuous）（解析：本题考查第8单元语法内容。根据单元课文，现在进行时用于描述当前正在进行的动作。）3.IntheexperimentdescribedinUnit8,thescientistchangedthe_______toseehowitaffectedplantgrowth.（参考答案：amountofsunlight）（解析：本题考查第8单元实验内容。根据单元课文，实验通过改变光照量来观察对植物生长的影响。）4.Theunit'sreadingpassageaboutfamousscientistsmentionsthatAlbertEinsteinwasvery_______whenhewasyoung.（参考答案：curious）（解析：本题考查第8单元关于著名科学家的内容。根据单元课文，爱因斯坦小时候非常好奇。）5.AccordingtotheadviceinUnit8,studentsshould_______totheirteachersiftheyhavequestionsaboutscience.（参考答案：ask）（解析：本题考查第8单元关于科学学习方法的内容。根据单元课文，学生应向老师请教问题。）6.Theword"mystery"inUnit8meanssomethingthatis_______andneedstobestudied.（参考答案：unknown）（解析：本题考查第8单元关于“mystery”的词汇。根据单元课文，“mystery”意为“未知的事物”。）7.Theunit'spassageaboutenvironmentalprotectionsuggeststhatpeoplecanhelptheplanetby_______.（参考答案：recycling）（解析：本题考查第8单元关于环境保护的内容。根据单元课文，人们可以通过回收垃圾来帮助地球。）8.InUnit8,thegrammarsectionexplainshowtousethe_______totalkaboutfutureplans.（参考答案：futuresimple）（解析：本题考查第8单元语法内容。根据单元课文，一般将来时用于描述未来的计划。）9.Theunit'sreadingpassageaboutscienceexperimentstellsusthatscientistsmustbe_______andcareful.（参考答案：methodical）（解析：本题考查第8单元实验类文章内容。根据单元课文，科学家必须有条理且细心。）10.Accordingtotheunit'sadvice,studentswhofindsciencedifficultshould_______andpracticemore.（参考答案：notgiveup）（解析：本题考查第8单元关于科学学科难度的内容。根据单元课文，遇到困难的学生不应放弃。）三、判断题（每题2分，共20分）1.AccordingtothepassageinUnit8,allscientistsaremale.（参考答案：False）（解析：本题考查第8单元关于科学家的内容。根据单元课文，虽然许多著名科学家是男性，但也有女性科学家。）2.Theunit'sgrammarsectionteachesushowtousethepresentperfecttense.（参考答案：False）（解析：本题考查第8单元语法内容。根据单元课文，该单元主要讲解现在进行时，而非现在完成时。）3.IntheexperimentdescribedinUnit8,thescientistusedonlytwoplantstotestthehypothesis.（参考答案：False）（解析：本题考查第8单元实验内容。根据单元课文，实验使用了多株植物以确保结果可靠。）4.Theunit'spassageaboutenvironmentalprotectionsaysthatpeopleshouldusemoreplasticproducts.（参考答案：False）（解析：本题考查第8单元关于环境保护的内容。根据单元课文，文章建议减少塑料使用。）5.Accordingtotheunit'sadvice,studentsshouldnotaskteachersforhelpwithscience.（参考答案：False）（解析：本题考查第8单元关于科学学习方法的内容。根据单元课文，学生应向老师请教问题。）6.Theword"curiosity"inUnit8means"notinterestedinlearning."（参考答案：False）（解析：本题考查第8单元关于“curiosity”的词汇。根据单元课文，“curiosity”意为“好奇心”，与“不感兴趣”相反。）7.Theunit'sreadingpassageaboutfamousscientistsmentionsthatMarieCuriewasborninFrance.（参考答案：True）（解析：本题考查第8单元关于著名科学家的内容。根据单元课文，玛丽•居里出生于法国。）8.Accordingtotheunit'sgrammarsection,thesentence"Iameatingnow"isinthepresentsimpletense.（参考答案：False）（解析：本题考查第8单元语法内容。根据单元课文，“Iameatingnow”是现在进行时，而非一般现在时。）9.Theunit'spassageaboutscienceexperimentssaysthatitisnotimportanttokeeparecord.（参考答案：False）（解析：本题考查第8单元实验类文章内容。根据单元课文，记录实验过程非常重要。）10.Accordingtotheunit'sadvice,studentsshouldstudyscienceonlyduringexams.（参考答案：False）（解析：本题考查第8单元关于科学学科难度的内容。根据单元课文，学生应持续学习科学，而不仅仅是考试期间。）四、简答题（每题2分，共16分）1.AccordingtothepassageinUnit8,whydomanystudentsthinkscienceisinteresting?（参考答案：Manystudentsfindscienceinterestingbecauseithelpsthemunderstandtheworldaroundthem.Sciencealsoinvolvesexperimentsanddiscoveries,whichcanbeexciting.Additionally,sciencecanhelpsolvereal-lifeproblems,makingitrelevantandengaging.）（解析：本题考查第8单元关于科学学科吸引力的内容。根据单元课文，科学有趣的原因包括帮助理解世界、涉及实验和发现、解决实际问题等。）2.Whatisthemaindifferencebetweenthepresentsimpletenseandthepresentcontinuoustenseaccordingtotheunit'sgrammarsection?（参考答案：Thepresentsimpletenseisusedtotalkabouthabitsorfacts,whilethepresentcontinuoustenseisusedtodescribeactionshappeningrightnow.Forexample,"Ireadbookseveryday"usesthepresentsimple,and"Iamreadingabooknow"usesthepresentcontinuous.）（解析：本题考查第8单元语法内容。根据单元课文，一般现在时用于描述习惯或事实，现在进行时用于描述当前动作。）3.Accordingtotheunit'spassageaboutenvironmentalprotection,whatarethreewayspeoplecanhelptheplanet?（参考答案：Threewayspeoplecanhelptheplanetarerecyclingwaste,usingrenewableenergysources,andplantingtrees.Theseactionsreducepollution,saveresources,andimprovetheenvironment.）（解析：本题考查第8单元关于环境保护的内容。根据单元课文，三种方法是回收垃圾、使用可再生能源、植树造林。）4.Theunit'sreadingpassageaboutfamousscientistsmentionsthatThomasEdisonfailedmanytimesbeforeinventingthelightbulb.Whatcanwelearnfromhisstory?（参考答案：FromThomasEdison'sstory,wecanlearnthatfailureisapartofsuccessandthatperseveranceisimportant.Scientistsoftentrymanytimesbeforefindingasolution,andgivinguptooearlycanpreventsuccess.）（解析：本题考查第8单元关于著名科学家的内容。根据单元课文，爱迪生的故事告诉我们失败是成功的一部分，坚持很重要。）5.Accordingtotheunit'sadvice,whatshouldstudentsdoiftheyfindsciencedifficult?（参考答案：Ifstudentsfindsciencedifficult,theyshouldnotgiveup.Instead,theycanaskteachersforhelp,studywithclassmates,andpracticemore.Also,theyshouldtrytofindreal-lifeexamplesofsciencetomakeitmoreinteresting.）（解析：本题考查第8单元关于科学学科难度的内容。根据单元课文，学生应不放弃、向老师请教、与同学一起学习、多练习，并寻找生活中的科学实例。）6.Whatdoestheword"mystery"meaninthecontextofUnit8,andwhyisitimportantinscience?（参考答案："Mystery"inUnit8meanssomethingunknownorunexplained.Itisimportantinsciencebecausescientistsaremotivatedbycuriositytoexploremysteriesandfindanswers.Thisprocessleadstonewdiscoveriesandunderstanding.）（解析：本题考查第8单元关于“mystery”的词汇。根据单元课文，“mystery”意为“未知事物”，在科学中重要因为好奇心驱使科学家探索并发现答案。）7.Accordingtotheunit'spassageaboutscienceexperiments,whataretwoimportantthingsscientistsmustdo?（参考答案：Twoimportantthingsscientistsmustdoarekeepadetailedrecordoftheirexperimentsandbecarefulwiththeirprocedures.Accuraterecordshelpanalyzeresults,andcarefulproceduresensuresafetyandreliableoutcomes.）（解析：本题考查第8单元实验类文章内容。根据单元课文，科学家必须做两件事：详细记录实验过程、小心操作。）8.Theunit'sreadingpassageaboutenvironmentalprotectionmentionsthatmanypeopledonotrealizetheimportanceofprotectingtheplanet.Whatcanindividualsdotoraiseawareness?（参考答案：Individualscanraiseawarenessbysharinginformationwithfriendsandfamily,participatinginenvironmentalactivities,andusingsocialmediatospreadmessages.Theycanalsoeducateothersaboutthebenefitsofprotectingtheenvironment.）（解析：本题考查第8单元关于环境保护的内容。根据单元课文，个人可以通过分享信息、参与环保活动、使用社交媒体传播信息来提高意识。）五、应用题（每题4分，共24分）1.Readthefollowingpassageandanswerthequestions:"Scienceisfullofexcitingdiscoveries.Manyscientistsspendtheirlivestryingtosolvemysteriesabouttheuniverse.Forexample,somescientistsstudyhowstarsarebornanddie.OthersinvestigatewhytheEarthhasseasons.Thesescientistsuseexperimentsandobservationstofindanswers.Theirworkhelpsusunderstandtheworldbetter."a.Whatisthemainideaofthispassage?b.Whydoscientistsstudytheuniverse?c.Giveoneexampleofascientistmentionedinthepassage.（参考答案：a.Themainideaisthatscienceinvolvessolvingmysteriesabouttheuniversethroughexperimentsandobservations.b.Scientistsstudytheuniversetounderstandhowitworksandwhycertainphenomenaoccur.c.Oneexampleofascientistmentionedisascientistwhostudieshowstarsarebornanddie.）（解析：本题考查第8单元关于科学探索的内容。根据单元课文，文章主旨是科学通过实验和观察解决宇宙谜团。科学家研究宇宙是为了理解其运作方式。）2.Writeashortparagraph(5sentences)aboutwhyyouthinkscienceisimportantinyourdailylife.（参考答案：Scienceisimportantinmydailylifebecauseithelpsmeunderstandhowthingswork.Forexample,IusesciencewhenIcook,growplants,andevenwhenIusemyphone.Sciencealsoteachesmehowtosolveproblems,whichisusefulinschoolandathome.Learningsciencemakesmecuriousandhelpsmeappreciatetheworldaroundme.）（解析：本题考查第8单元关于科学学科意义的内容。参考答案从日常生活角度说明科学的重要性，如烹饪、植物生长、手机使用等。）3.Imagineyouareascientistconductinganexperimenttoseehowdifferentamountsofwateraffectplantgrowth.Writeasimpleexperimentplan(4steps).（参考答案：4.Getthreeidenticalpotsandplantthesametypeofseedsineach.5.Wateroneplantwithasmallamountofwater,anotherwithamediumamount,andthethirdwithalargeamount.6.Placeallplantsinthesamesunnylocation.7.Observeandrecordthegrowthofeachplantoveroneweek.）（解析：本题考查第8单元实验设计内容。参考答案包括准备材料、控制变量、观察记录等步骤。）8.Theunit'spassageaboutenvironmentalprotectionmentionsthatrecyclingcanhelptheplanet.Writeashortparagraph(5sentences)explaininghowrecyclingisbeneficial.（参考答案：Recyclingisbeneficialbecauseitreducestheamountofwasteinlandfills.Italsosavesnaturalresources,suchastreesandwater.Recyclingcanpreventpollutionbyreducingtheneedfornewmaterials.Additionally,ithelpscreatenewproductsfromoldmaterials,whichismoresustainable.Finally,recyclingcancreatejobsintherecyclingindustry.）（解析：本题考查第8单元关于环境保护的内容。参考答案从减少垃圾、节约资源、防止污染、创造就业等方面说明回收利用的好处。）9.Theunit'sgrammarsectionteachesushowtousethepresentcontinuoustense.Writetwosentencesusingthepresentcontinuoustensetodescribewhatyouaredoingrightnow.（参考答案：Iamwritingatest.Youarereadingthispassage.）（解析：本题考查第8单元语法内容。参考答案使用现在进行时描述当前动作。）10.Theunit'sreadingpassageaboutfamousscientistsmentionsthatMarieCuriewasverycurious.Writeashortparagraph(5sentences)describingwhatacuriouspersonmightdoinschool.（参考答案：Acuriouspersoninschoolmightaskmanyquestionsinclass.Theywouldalsoreadextrabookstolearnmoreaboutinterestingtopics.Suchapersonmightparticipateinsciencefairsorexperimentstoexplorenewideas.Theywouldenjoydiscoveringnewthingsandwouldnotgiveupwhenfacedwithchallenges.Curiosityhelpsthemgrowandlearnmore.）（解析：本题考查第8单元关于好奇心内容。参考答案描述好奇心强的学生在学校的表现，如提问、阅读、参与活动等。）六、标准答案及解析一、单项选择题1.B2.C3.C4.C5.C6.B7.B8.C9.B10.B（解析：每题均根据单元课文内容进行分析，选项A、C、D为干扰项，与题干不符。）二、填空题1.theworld2.presentcontinuous3.amountofsunlight4.curious5.ask6.unknown7.recycling8.futuresimple9.methodical10.notgiveup（解析：每题均根据单元课文内容填写，答案为单元核心词汇和知识点。）三、判断题1.False2.False3.False4.False5.False6.False7.True8.False9.False10.False（解析：每题均根据单元课文内容判断，干扰项设置常见错误。）四、简答题1.Manystudentsfindscienceinterestingbecauseithelpsthemunderstandtheworldaroundthem.Sciencealsoinvolvesexperimentsanddiscoveries,whichcanbeexciting.Additionally,sciencecanhelpsolvereal-lifeproblems,makingitrelevantandengaging.2.Thepresentsimpletenseisusedtotalkabouthabitsorfacts,whilethepresentcontinuoustenseisusedtodescribeactionshappeningrightnow.Forexample,"Ireadbookseveryday"usesthepresentsimple,and"Iamreadingabooknow"usesthepresentcontinuous.3.Threewayspeoplecanhelptheplanetarerecyclingwaste,usingrenewableenergysources,andplantingtrees.Theseactionsreducepollution,saveresources,andimprovetheenvironment.4.FromThomasEdison'sstory,wecanlearnthatfailureisapartofsuccessandthatperseveranceisimportant.Scientistsoftentrymanytimesbeforefindingasolution,andgivinguptooearlycanpreventsuccess.5.Ifstudentsfindsciencedifficult,theyshouldnotgiveup.Instead,theycanaskteachersforhelp,studywithclassmates,andpracticemore.Also,theyshouldtrytofindreal-lifeexamplesofsciencetomakeitmoreinteresting.6."Mystery"inUnit8meanssomethingunknownorunexplained.Itisimportantinsciencebecausescientistsaremotivatedbycuriositytoexploremysteriesandfindanswers.Thisprocessleadstonewdiscoveriesandunderstanding.7.Twoimportantthingsscientistsmustdoarekeepadetailedrecordoftheirexperimentsandbecarefulwiththeirprocedures.Accuraterecordshelpanalyzeresults,andcarefulproceduresensuresafetyandreliableoutcomes.8.Individualscanraiseawarenessbysharinginformationwithfriendsandfamily,participatinginenvironmentalactivities,andusingsocialmediatospreadmessages.Theycanalsoeducateothersaboutthebenefitsofprotecting