2026年贵州省人教版初中英语八年级下册第7单元同步练习题

2026年贵州省人教版初中英语八年级下册第7单元同步练习题一、单项选择题（每题2分，共20分）1.AccordingtothepassageinUnit7,whatisthemainreasonwhymanystudentschoosetostudysciencesubjects?A.Becausesciencesubjectsareeasierthanothersubjects.B.Becausesciencesubjectscanhelpthemunderstandtheworldbetter.C.Becausesciencesubjectsaremoreinterestingthanartsubjects.D.Becausesciencesubjectshavemorejobopportunitiesinthefuture.解析：本题考查学生对单元主题“Whypeoplechoosesciencesubjects?”的理解。正确答案为B，因为单元文章强调科学学科能帮助学生更好地理解世界，这与单元核心内容一致。选项A、C、D虽然可能是部分学生的真实想法，但并非文章主旨。2.Whatdoestheunderlinedword"inspire"meaninthesentence"Manyscientistswereinspiredbytheirparentswhentheywereyoung"?A.MakesomeonefeelboredB.MakesomeonefeelangryC.MakesomeonefeelinterestedD.Makesomeonefeeldisappointed解析：本题考查词汇理解。根据上下文，"inspire"意为“激励，鼓舞”，与C选项“使某人感兴趣”最符合语境。干扰项A、B、D均与词义相反，排除。3.Accordingtothepassage,whichofthefollowingisNOTabenefitofstudyingsciencesubjects?A.Itcanhelpyoudevelopcriticalthinkingskills.B.Itcanimproveyourjobprospectsinthefuture.C.Itcanmakeyoumorecreativeindailylife.D.Itcanhelpyouunderstandhowthingsworkinnature.解析：本题考查细节理解。根据单元文章，科学学科能提升批判性思维（A）、职业前景（B）和自然规律理解（D），但未明确提及“创造力”（C）是直接受益点。因此C为正确答案。4.WhatisthebesttitleforthepassageinUnit7?A.TheImportanceofScienceSubjectsB.FamousScientistsinHistoryC.HowtoStudyScienceEffectivelyD.TheFutureofScienceandTechnology解析：本题考查主旨概括。单元文章围绕“选择科学学科的原因”展开，A选项最符合主旨。B、C、D虽然与科学相关，但偏离单元核心话题。5.Accordingtothepassage,whydosomestudentsthinksciencesubjectsaredifficult?A.Becausetherearetoomanyformulastomemorize.B.Becausetheyarenotinterestedinscience.C.Becausescienceteachersarenotpatientenough.D.Becausescienceexperimentsaretoodangerous.解析：本题考查细节理解。文章提到科学学科难点在于需要记忆公式（A），其他选项（B、C、D）虽然可能是部分学生的感受，但非文章重点。6.Whatdoesthepassagesuggeststudentsshoulddotoimprovetheirsciencelearning?A.SpendmoretimewatchingTVshowsaboutscience.B.Askteachersandclassmatesforhelpwhentheyhavequestions.C.Avoiddoingscienceexperimentsbecausetheyareboring.D.Onlystudysciencesubjectswhentheyareeasy.解析：本题考查建议理解。文章强调主动寻求帮助（B）是提升科学学习的关键，其他选项（A、C、D）与文章建议相反。7.Accordingtothepassage,whichofthefollowingisNOTacommoncharacteristicofsuccessfulscientists?A.Theyarecuriousabouthowthingswork.B.Theyareafraidofmakingmistakes.C.Theyenjoysolvingproblems.D.Theyworkhardandnevergiveup.解析：本题考查细节理解。文章提到成功科学家通常具有好奇心（A）、解决问题能力（C）和毅力（D），但明确指出他们不怕犯错（B选项与原文相反），故B为正确答案。8.WhatisthemainideaofthesecondparagraphinUnit7?A.Manystudentsdonotlikesciencesubjectsbecausetheyaretoodifficult.B.Sciencesubjectscanhelpstudentsunderstandtheworldbetter.C.Scientistsarealwaysfamousandrich.D.Sciencesubjectsarenotimportantforstudents'future.解析：本题考查段落主旨。第二段重点论述科学学科对理解世界的作用（B），其他选项（A、C、D）与段落内容不符。9.Accordingtothepassage,whydosomeparentsencouragetheirchildrentostudysciencesubjects?A.Becausesciencesubjectscanhelpchildrenbecomerichquickly.B.Becausesciencesubjectsareeasierthanartsubjects.C.Becausesciencesubjectscanhelpchildrendevelopimportantskills.D.Becausesciencesubjectsaremorepopularthansportssubjects.解析：本题考查细节理解。文章提到家长鼓励孩子学科学是因为能培养重要技能（C），其他选项（A、B、D）与文章内容不符。10.Whatisthebestwaytorememberdifficultscienceconcepts?A.Memorizethemwithoutunderstanding.B.Watchvideosaboutscienceeveryday.C.Discussthemwithteachersandclassmates.D.Onlystudythemwhentheexamisnear.解析：本题考查建议理解。文章建议通过讨论（C）加深理解，其他选项（A、B、D）与科学学习方法相悖。二、填空题（每题2分，共20分）1.Manystudentschoosetostudysciencesubjectsbecausetheywantto______howtheworldworks.2.Scientistsareoften______bytheircuriosityanddesiretodiscovernewthings.3.Thepassagementionsthatsciencesubjectscanhelpstudentsdevelop______thinkingskills.4.Somestudentsfindsciencesubjectsdifficultbecausethey______tomemorizemanyformulas.5.Thesecondparagraphofthepassagegivesexamplesoffamousscientistswho______fromtheirfamilies.6.Accordingtothepassage,oneofthebenefitsofstudyingscienceisthatitcan______yourjobprospectsinthefuture.7.Thepassagesuggeststhatstudentsshould______theirquestionstoteachersorclassmates.8.Manyparentsencouragetheirchildrentostudysciencebecausetheybelieveitcan______importantskills.9.Theunderlinedword"inspire"inthefirstparagraphmeans______someonetodosomething.10.Thepassageconcludesthatsciencesubjectsareimportantbecausetheycan______studentstothinklikescientists.解析：11.understand12.inspired13.critical14.havedifficulty15.learned16.improve17.ask18.develop19.encourage20.help三、判断题（每题2分，共20分）1.Accordingtothepassage,allstudentsfindsciencesubjectseasybecausetheyaresmart.解析：错误。文章强调科学学科对部分学生来说有难度，与“所有学生都聪明”无关。2.Thepassagementionsthatsciencesubjectsaremoreimportantthanartsubjectsforstudents'future.解析：错误。文章未比较科学和艺术学科的重要性，仅讨论各自优势。3.Manystudentschoosetostudysciencesubjectsbecausetheywanttobecomefamousscientists.解析：错误。文章未提及“成为著名科学家”是主要动机，重点在于理解世界和技能培养。4.Thesecondparagraphofthepassagegivesexamplesofscientistswhowereinspiredbytheirteachers.解析：错误。文章提到科学家受父母影响，未提及教师。5.Accordingtothepassage,sciencesubjectscanhelpstudentsdevelopcreativity.解析：正确。文章暗示科学思维能提升创造力，但未明确强调。6.Thepassagesuggeststhatstudentsshouldavoiddoingscienceexperimentsbecausetheyaredangerous.解析：错误。文章鼓励学生参与实验，未提及危险性。7.Manyparentsencouragetheirchildrentostudysciencebecausetheywantthemtobecomerichquickly.解析：错误。文章强调技能培养，未提及“快速致富”。8.Thepassagementionsthatsciencesubjectsarenotimportantforstudents'future.解析：错误。文章强调科学学科对职业前景的帮助。9.Accordingtothepassage,allscientistsarecuriousabouthowthingswork.解析：正确。文章将好奇心列为科学家的重要特质。10.Thepassageconcludesthatsciencesubjectsareimportantbecausetheycanhelpstudentsthinklikeartists.解析：错误。文章强调科学思维，未提及与艺术相关。四、简答题（每题2分，共16分）1.Accordingtothepassage,whydosomestudentsthinksciencesubjectsaredifficult?参考答案：-Therearetoomanyformulastomemorize.-Theydonotunderstandtheconceptsclearly.-Theydonotenjoydoingexperiments.解析：本题考查细节理解。答案需涵盖文章中提到的科学学科难点，如公式记忆、概念理解、实验参与等。2.Whatdoesthepassagesuggeststudentsshoulddotoimprovetheirsciencelearning?参考答案：-Askteachersandclassmatesforhelpwhentheyhavequestions.-Spendmoretimepracticingproblems.-Readsciencebooksandarticlestoexpandtheirknowledge.解析：本题考查建议理解。答案需结合文章中提到的学习方法，如寻求帮助、练习问题、阅读资料等。3.Accordingtothepassage,whatisthemainreasonwhymanystudentschoosetostudysciencesubjects?参考答案：-Theywanttounderstandhowtheworldworks.-Theybelievesciencesubjectscanhelpthemdevelopimportantskills.-Theyareinterestedindiscoveringnewthings.解析：本题考查主旨理解。答案需总结文章中提到的选择科学学科的核心动机，如理解世界、技能培养、好奇心等。4.Whatisthebestwaytorememberdifficultscienceconcepts?参考答案：-Breakthemdownintosmallerparts.-Usediagramsormindmapstoorganizeinformation.-Discussthemwithotherstoclarifydoubts.解析：本题考查学习方法。答案需结合科学记忆技巧，如分解概念、图表辅助、讨论交流等。5.Whydosomeparentsencouragetheirchildrentostudysciencesubjects?参考答案：-Theybelievesciencesubjectscanhelpchildrendevelopcriticalthinkingskills.-Theythinksciencesubjectscanimprovechildren'sjobprospectsinthefuture.-Theywantchildrentobecuriousandinnovative.解析：本题考查家长动机。答案需涵盖文章中提到的家长鼓励孩子学科学的原因，如技能培养、职业前景、创新精神等。6.Accordingtothepassage,whatisthedifferencebetweensciencesubjectsandartsubjects?参考答案：-Sciencesubjectsfocusonunderstandinghowthingswork,whileartsubjectsfocusoncreativity.-Sciencesubjectsrequirememorization,whileartsubjectsrequireimagination.-Sciencesubjectshavemorejobopportunitiesinthefuture.解析：本题考查学科对比。答案需结合文章中隐含的科学与艺术差异，如知识体系、学习方法、职业前景等。7.Whatdoesthepassagesuggestaboutthefutureofscienceandtechnology?参考答案：-Scienceandtechnologywillcontinuetodeveloprapidly.-Theywillplayamoreimportantroleinourdailylives.-Theywillhelpsolvemanyproblemsinthefuture.解析：本题考查未来展望。答案需总结文章中提到的科学技术发展趋势，如快速发展、生活应用、问题解决等。8.Howcanstudentsusesciencesubjectstoimprovetheirdailylives?参考答案：-Applyscientificknowledgetosolveeverydayproblems.-Developcriticalthinkingskillstomakebetterdecisions.-Stayupdatedwithnewscientificdiscoveries.解析：本题考查实际应用。答案需结合科学学科对生活的帮助，如解决问题、思维提升、知识更新等。五、应用题（每题4分，共24分）1.SupposeyouareastudentinGrade8.Writeashortparagraph(about80words)explainingwhyyouchoosetostudysciencesubjects.参考答案：IchoosetostudysciencesubjectsbecauseIamcuriousabouthowtheworldworks.Sciencehelpsmeunderstandthingslikehowgravitykeepstheplanetsinorbitandhowelectricitypowersmyhome.Ialsobelievethatstudyingsciencecanhelpmedevelopimportantskillslikecriticalthinkingandproblem-solving.Theseskillsareusefulnotonlyformyfuturestudiesbutalsoformydailylife.Additionally,sciencesubjectshavemanyjobopportunitiesinthefuture,whichmakesthemagoodchoiceformycareer.解析：本题考查写作能力。答案需结合个人兴趣、科学知识、技能培养、职业前景等方面展开，体现对单元主题的理解。2.Imagineyouareascienceteacher.Writeashortparagraph(about100words)suggestinghowstudentscanimprovetheirsciencelearning.参考答案：Toimprovetheirsciencelearning,studentsshouldfirstaskquestionswhenevertheydonotunderstandsomething.Theycanalsoworkingroupstodiscussproblemsandshareideas.Readingsciencearticlesandwatchingdocumentariescanhelpthemlearnmoreaboutthesubject.Additionally,doingexperimentscarefullycandeepentheirunderstanding.Iftheyfacedifficulties,theyshouldseekhelpfromteachersorclassmates.Regularpracticeandacuriousattitudearekeytosuccessinscience.解析：本题考查建议写作。答案需提供具体的学习方法，如提问、合作、阅读、实验、求助等，体现科学学习策略。3.Supposeyouareaparent.Writeashortparagraph(about80words)explainingwhyyouencourageyourchildtostudysciencesubjects.参考答案：Iencouragemychildtostudysciencesubjectsbecausetheyhelpdevelopimportantskillslikecriticalthinkingandproblem-solving.Sciencealsoopensdoorstomanycareeropportunitiesinthefuture,suchasengineeringormedicine.Additionally,studyingsciencecanmakechildrenmorecuriousandinnovative.Ibelievethatastrongfoundationinsciencewillhelpthemsucceedintheirfuturestudiesandcareers.解析：本题考查观点写作。答案需结合技能培养、职业前景、创新精神等方面，体现家长鼓励孩子学科学的理由。4.Writeashortparagraph(about100words)explaininghowsciencesubjectscanhelpyousolveaprobleminyourdailylife.参考答案：Sciencesubjectshavehelpedmesolvemanyproblemsinmydailylife.Forexample,whenmycomputerbrokedown,Iusedmyknowledgeofcircuitstodiagnosetheissue.Ilearnedthattheproblemwasafaultypowersupply,andIwasabletofixitmyself.Additionally,sciencehashelpedmeunderstandhowtogrowplantsathome.Bylearningaboutphotosynthesisandsoilnutrients,Ihavebeenabletocreateasuccessfulgarden.Sciencenotonlyhelpsmesolvepracticalproblemsbutalsomakesmemoreself-reliant.解析：本题考查应用写作。答案需结合生活实例，如修理电器、种植植物等，体现科学知识在解决实际问题中的作用。5.Supposeyouareastudent.Writeashortparagraph(about80words)explaininghowyoucanusesciencesubjectstoimproveyourfuturecareer.参考答案：Studyingsciencesubjectscangreatlyimprovemyfuturecareer.Sciencehelpsdevelopskillslikecriticalthinking,problem-solving,andinnovation,whicharevaluableinmanyprofessions.Forexample,ifIwanttobecomeanengineer,astrongfoundationinphysicsandchemistryisessential.Additionally,sciencesubjectscanopendoorstoresearchanddevelopmentopportunities.Byexcellinginscience,Icanchoosefromawiderangeofcareerpathsandachievemyprofessionalgoal