2026年云南省人教版初中英语九年级上册第5单元同步练习题

2026年云南省人教版初中英语九年级上册第5单元同步练习题一、单项选择题（总共10题，每题2分，共20分）1.AccordingtothepassageinUnit5,whatisthemainreasonwhymanystudentschoosetostudysciencesubjects?A.Becausesciencesubjectsareeasiertolearnthanothersubjects.B.Becausesciencesubjectscanhelpthemunderstandtheworldbetter.C.Becausesciencesubjectsaremorepopularamongparentsandteachers.D.Becausesciencesubjectsalwayshavemorejobopportunitiesinthefuture.（解析：根据第5单元课文内容，文章主要强调科学学科能帮助学生更好地理解世界，选项B最符合文章主旨。选项A、C、D在文中未提及或与文章观点不符。）2.Whatdoestheunderlinedword"inspire"meaninthesentence"Thediscoveryinspiredmanyyoungstudentstobecomescientists"?A.MakesomeonefeelboredB.MakesomeonefeelinterestedC.MakesomeonefeelangryD.Makesomeonefeeltired（解析：根据第5单元词汇学习，"inspire"意为“激励，鼓舞”，与“激发兴趣”意思相近，故选B。其他选项均为反义词或无关词。）3.Accordingtothepassage,whichofthefollowingisNOTabenefitofstudyingsciencesubjects?A.Itcanimproveyourproblem-solvingskills.B.Itcanhelpyoufindahigh-payingjob.C.Itcanmakeyoumorecreative.D.Itcanhelpyouunderstandnaturebetter.（解析：文中提到科学学科能提升解决问题的能力、创造力及对自然的理解，但未明确指出能直接找到高薪工作，故选B。）4.WhatisthebesttitleforthepassageinUnit5?A.TheImportanceofScienceSubjectsB.WhyStudentsShouldStudyScienceC.TheFutureofScienceandTechnologyD.FamousScientistsintheWorld（解析：根据文章内容，全文围绕科学学科的重要性展开，选项A最全面概括主题。选项B、C、D仅涉及部分内容。）5.Accordingtothepassage,whichofthefollowingisTRUEaboutsciencesubjects?A.Theyareonlyforstudentswhoaregoodatmath.B.Theyareboringanddifficulttolearn.C.Theycanhelpyoudevelopcriticalthinkingskills.D.Theyarenotimportantforyourfuturecareer.（解析：文中强调科学学科能培养批判性思维，故选C。其他选项与文章观点相反。）6.Whatdoesthepassagesuggeststudentsshoulddoiftheyareinterestedinscience?A.Avoidsciencesubjectsbecausetheyaretoohard.B.Studysciencesubjectsonlyiftheyaregoodatexams.C.Trytofindascience-relatedjobimmediately.D.Exploresciencesubjectsanddeveloptheircuriosity.（解析：文章鼓励学生探索科学，培养好奇心，故选D。其他选项均与文章建议不符。）7.Accordingtothepassage,whichofthefollowingisNOTachallengeforstudentswhostudysciencesubjects?A.Theyneedtodomanyexperiments.B.Theymustmemorizealotofformulas.C.Theyshouldreadalotofsciencebooks.D.Theyneedtoworkwithotherstudentsingroups.（解析：文中提到科学学科需要做实验、记忆公式、阅读书籍，但未提及小组合作是挑战，故选D。）8.Whatistheauthor'spurposeinwritingthepassageinUnit5?A.Topersuadestudentstostudysciencesubjects.B.Todescribethedailylifeoffamousscientists.C.Toexplainhowtodoscienceexperiments.D.Tocomparesciencesubjectswithothersubjects.（解析：文章通过列举科学学科的优势，旨在鼓励学生选择科学学科，故选A。）9.Accordingtothepassage,whichofthefollowingisagoodwaytolearnsciencesubjects?A.Onlylistentotheteacherwithoutdoinganything.B.Studysciencesubjectsonlywhenyouhavefreetime.C.Becuriousandaskquestionsaboutscience.D.Copytheanswersfromotherstudents.（解析：文中强调好奇心和提问的重要性，故选C。其他选项均为错误学习方法。）10.Whatdoesthepassageimplyaboutthefutureofscience?A.Sciencewillnotchangemuchinthefuture.B.Sciencewillonlybeimportantforafewpeople.C.Sciencewillcontinuetodevelopandimproveourlives.D.Sciencewillbecometoodifficultformostpeopletounderstand.（解析：文章展望科学将推动社会进步，故选C。其他选项与文章观点相反。）二、填空题（总共10题，每题2分，共20分）1.Accordingtothepassage,manystudentsareinterestedinsciencebecauseitcan______themunderstandtheworldbetter.（参考答案：help）（解析：文中明确指出科学学科能帮助学生更好地理解世界，空格处填"help"最符合语境。）2.Theunderlinedword"challenging"inthesentence"Studyingsciencesubjectscanbechallenging,butitisalsorewarding"means______.（参考答案：difficult）（解析：根据上下文，"challenging"与"rewarding"形成对比，表示“有挑战性”，即“困难的”。）3.Accordingtothepassage,oneofthebenefitsofstudyingsciencesubjectsisthatitcan______yourproblem-solvingskills.（参考答案：improve）（解析：文中提到科学学科能提升解决问题的能力，空格处填"improve"最符合语境。）4.Thepassagesuggeststhatstudentswhoareinterestedinscienceshould______theircuriosityandexploremoreaboutit.（参考答案：develop）（解析：文中鼓励学生培养好奇心，空格处填"develop"最符合语境。）5.Accordingtothepassage,manyfamousscientistswere______whentheywereyoungandthisinspiredotherstudents.（参考答案：curious）（解析：文中提到许多科学家小时候充满好奇心，空格处填"curious"最符合语境。）6.Thepassagementionsthatsciencesubjectscanhelpstudentsunderstand______better,suchashowplantsgrowandhowanimalsadapttotheirenvironment.（参考答案：nature）（解析：文中提到科学学科能帮助学生理解自然，空格处填"nature"最符合语境。）7.Accordingtothepassage,oneofthechallengesofstudyingsciencesubjectsisthatyouneedto______manyexperiments.（参考答案：do）（解析：文中提到科学学科需要做实验，空格处填"do"最符合语境。）8.Thepassagesuggeststhatstudentsshould______sciencesubjectsseriouslyandnotjusttreatthemasahobby.（参考答案：study）（解析：文中强调科学学科需要认真对待，空格处填"study"最符合语境。）9.Accordingtothepassage,sciencesubjectscanhelpstudentsdeveloptheir______skills,whichareimportantfortheirfuturecareers.（参考答案：criticalthinking）（解析：文中提到科学学科能培养批判性思维能力，空格处填"criticalthinking"最符合语境。）10.Thepassageimpliesthatsciencewillcontinueto______ourlivesinthefuture,makingtheworldabetterplace.（参考答案：change）（解析：文中提到科学将改变我们的生活，空格处填"change"最符合语境。）三、判断题（总共10题，每题2分，共20分）1.Accordingtothepassage,sciencesubjectsareonlyimportantforstudentswhowanttobecomescientists.（参考答案：False）（解析：文中强调科学学科对所有人的重要性，而不仅仅是想成为科学家的人，故判断错误。）2.Thepassagesuggeststhatstudyingsciencesubjectsisalwaysboringanddifficult.（参考答案：False）（解析：文中提到科学学科虽然有挑战性，但也有趣味性和回报，故判断错误。）3.Accordingtothepassage,studentswhoaregoodatmathshouldstudysciencesubjects,whilethosewhoarenotgoodatmathshouldnot.（参考答案：False）（解析：文中强调科学学科适合所有学生，而不仅仅是数学好的人，故判断错误。）4.Thepassagementionsthatmanyfamousscientistswerenotinterestedinsciencewhentheywereyoung.（参考答案：False）（解析：文中提到许多科学家小时候充满好奇心，故判断错误。）5.Accordingtothepassage,sciencesubjectscanonlyhelpstudentsfindhigh-payingjobsinthefuture.（参考答案：False）（解析：文中提到科学学科能帮助学生找到好工作，但未强调一定是高薪工作，故判断错误。）6.Thepassagesuggeststhatstudentsshouldavoidsciencesubjectsbecausetheyaretoohard.（参考答案：False）（解析：文中鼓励学生克服困难学习科学，故判断错误。）7.Accordingtothepassage,sciencesubjectsarenotimportantforstudents'futurecareers.（参考答案：False）（解析：文中强调科学学科对未来的重要性，故判断错误。）8.Thepassagementionsthatstudentsshouldcopytheanswersfromotherstudentstolearnsciencesubjects.（参考答案：False）（解析：文中强调独立学习和思考的重要性，故判断错误。）9.Accordingtothepassage,sciencewillnotchangemuchinthefuture.（参考答案：False）（解析：文中提到科学将继续发展，故判断错误。）10.Thepassagesuggeststhatsciencesubjectsareonlyforafewpeoplewhoaregoodatscience.（参考答案：False）（解析：文中强调科学学科适合所有学生，故判断错误。）四、简答题（总共8题，每题2分，共16分）1.Accordingtothepassage,whatarethemainbenefitsofstudyingsciencesubjects?（参考答案：-Sciencesubjectscanhelpstudentsunderstandtheworldbetter.-Theycanimprovestudents'problem-solvingskills.-Theycanmakestudentsmorecreative.-Theycanhelpstudentsdevelopcriticalthinkingskills.-Theycanopenmorejobopportunitiesinthefuture.）（解析：根据文章内容，科学学科的主要益处包括提升认知能力、解决问题能力、创造力、批判性思维以及未来就业机会，需全面列举。）2.Whatdoesthepassagesuggeststudentsshoulddoiftheyareinterestedinscience?（参考答案：-Becuriousandaskquestionsaboutscience.-Exploresciencesubjectsactively.-Trytodoscienceexperiments.-Readsciencebooksandarticles.-Discusssciencetopicswithteachersandclassmates.）（解析：根据文章建议，对科学感兴趣的学生应保持好奇心、主动探索、做实验、阅读相关书籍、讨论科学话题，需全面列举。）3.Accordingtothepassage,whatarethechallengesofstudyingsciencesubjects?（参考答案：-Sciencesubjectscanbedifficultandrequirealotofeffort.-Studentsneedtodomanyexperiments,whichcanbetime-consuming.-Somesciencesubjectsmayrequirememorizingalotofformulasandfacts.-Studentsmayfindsomesciencetopicsboringorconfusing.）（解析：根据文章内容，科学学科的主要挑战包括难度大、实验多、记忆量大、部分内容枯燥，需全面列举。）4.Whatistheauthor'spurposeinwritingthepassageinUnit5?（参考答案：-Toencouragestudentstostudysciencesubjects.-Toexplaintheimportanceofscienceinourlives.-Toshowthatsciencecanbefunandrewarding.-Topersuadestudentstochoosescienceastheirfuturecareer.）（解析：根据文章主旨，作者旨在鼓励学生学习科学、解释科学的重要性、展示科学的趣味性和回报，需全面列举。）5.Accordingtothepassage,howcanstudentsimprovetheirsciencelearning?（参考答案：-Payattentioninclassandtakenotes.-Dohomeworkcarefullyandontime.-Participateinscienceactivitiesandprojects.-Askteachersandclassmatesforhelpwhenneeded.-Readsciencebooksandarticlesoutsideofclass.）（解析：根据文章建议，学生可通过认真听课、按时完成作业、参与科学活动、寻求帮助、课外阅读等方式提升科学学习效果，需全面列举。）6.Whatdoesthepassageimplyaboutthefutureofscience?（参考答案：-Sciencewillcontinuetodevelopandchangeourworld.-Sciencewillplayamoreimportantroleinourdailylives.-Sciencewillhelpussolvemanyproblems,suchasclimatechangeandpollution.-Sciencewillcreatenewjobopportunitiesandindustries.）（解析：根据文章展望，科学将继续发展、改变世界、解决问题、创造就业，需全面列举。）7.Accordingtothepassage,whyaremanystudentsinterestedinsciencesubjects?（参考答案：-Sciencesubjectscanhelpstudentsunderstandhowthingsworkintheworld.-Sciencesubjectscanbefunandexciting.-Sciencesubjectscanhelpstudentsdeveloptheircreativityandcriticalthinkingskills.-Sciencesubjectscanleadtomanyinterestingcareeropportunities.）（解析：根据文章内容，学生对科学学科感兴趣的原因包括认知提升、趣味性、能力培养、未来职业发展，需全面列举。）8.WhatisthemainideaofthepassageinUnit5?（参考答案：-Themainideaisthatsciencesubjectsareimportantforstudents'learningandfuturecareers.-Thepassageexplainswhystudentsshouldstudysciencesubjectsandhowtheycanbenefitfromit.-Thepassageencouragesstudentstoexplorescienceanddeveloptheircuriosity.-Thepassagecomparessciencesubjectswithothersubjectsandshowstheiradvantages.）（解析：根据文章主旨，核心思想是科学学科的重要性及其对学生学习和未来的益处，需全面列举。）五、应用题（总共8题，每题4分，共24分）1.SupposeyouareastudentinGrade9.Writeashortparagraph(about80words)toyourfriend,describingwhyyouthinksciencesubjectsareimportant.（参考答案："Dearfriend,Ithinksciencesubjectsareveryimportantbecausetheyhelpusunderstandtheworldbetter.Sciencecanbefunandexciting,anditcanimproveourproblem-solvingskills.Forexample,whenIdoscienceexperiments,Ilearnhowthingsworkandwhytheyhappen.Theseskillsareusefulformyfuturecareer,nomatterwhatIchoosetodo.So,Ibelievestudyingscienceisagreatchoiceforeveryone."）（解析：答案需包含科学学科的重要性、认知提升、能力培养、未来价值等方面，字数约80字。）2.Imagineyouareateacher.Writeashortparagraph(about100words)toyourstudents,encouragingthemtostudysciencesubjects.（参考答案："Dearstudents,Iwanttoencourageyoutostudysciencesubjects.Sciencecanopenmanydoorsforyourfuture.Ithelpsyouthinkcriticallyandsolveproblemscreatively.Evenifyoufindsomesciencetopicsdifficult,don'tgiveup.Witheffortandcuriosity,youcanmakesciencefunandrewarding.Trytoexplorescienceactively,doexperiments,andaskquestions.Ibelieveyoucandoit!"）（解析：答案需包含鼓励学生、强调科学的价值、克服困难、积极学习等方面，字数约100字。）3.Supposeyouareastudentwhoisinterestedinscience.Writeashortparagraph(about120words)describinghowyoustudysciencesubjects.（参考答案："Iamveryinterestedinscience,soIstudyitseriously.Inclass,Ipayattentionandtakenotescarefully.Afterclass,Idomyhomeworkontimeandreviewthelessons.Ialsotrytodoscienceexperimentsathometounderstandhowthingswork.Ireadsciencebooksandarticlestoexpandmyknowledge.IfIhavequestions,Iaskmyteachersorclassmatesforhelp.Ibelievethatwithhardworkandcuriosity,Icanbecomeagoodsciencestudent."）（解析：答案需包含课堂学习、课后复习、实验实践、阅读拓展、寻求帮助等方面，字数约120字。）4.Imagineyouareajournalist.Writeashortparagraph(about150words)abouttheimportanceofscienceinourdailylives.（参考答案："Scienceplaysavitalroleinourdailylives.Forexample,smartphones,computers,andtheinternetareallproductsofscience.Sciencealsohelpsussolveproblems,suchasclimatechangeandpollution.Bystudyingscience,wecandevelopnewtechnologiesandfindbettersolutionstoglobalchallenges.Scienceeducationisimportantbecauseitpreparesusforthefuture.Withscience,wecancreateabetterworldforourselvesandfuturegenerations."）（解析：答案需包含科学在日常生活中的应用、解决问题、科技发展、教育意义等方面，字数约150字。）5.Supposeyouareastudentwhoisnotgoodatscience.Writeashortparagraph(about100words)describinghowyoucanimproveyoursciencelearning.（参考答案："Iamnotgoodatscience,butIwanttoimprove.First,Iwillpaymoreattentioninclassandaskteacherstoexplaindifficultpartsagain.Iwillalsodomyhomeworkcarefullyandreviewlessonsregularly.Iwilltrytodoscienceexperimentstounderstandconceptsbetter.IfIhavequestions,Iwillaskclassmatesforhelp.Ibelievethatwitheffortandtherightstrategies,Icanimprovemyscienceskills."）（解析：答案需包含课堂专注、课后复习、实验实践、寻求帮助等方面，字数约100字。）6.Imagineyouareaparent.Writeashortparagraph(about120words)toyourchild,encouragingthemtostudysciencesubjects.（参考答案："Mydearchild,Iwanttoencourageyoutostudysciencesubjects.Sciencecanhelpyouunderstandtheworldanddevelopimportantskills.Evenifitischallenging,don'tgiveup.Witheffort,youcanmakesciencefunandrewarding.Trytoexplorescienceactively,doexperiments,andaskquestions.Sciencecanopenmanydoorsforyourfuture.Ibelieveyoucandoit!"）（解析：答案需包含鼓励孩子、强调科学的价值、克服困难、积极学习等方面，字数约120字。）7.Supposeyouareastudent.Writeashortparagraph(about150words)describinghowsciencesubjectscanhelpyouinyourfuturecareer.（参考答案："Sciencesubjectscanhelpmealotinmyfuturecareer.Forexample,ifIwanttobeadoctor,Ineedtostudybiologyandchemistry.IfIwanttobeanengineer,Ineedtostudyphysicsandmathematics.Sciencecanimprovemyproblem-solvingskills,whichareimportantforanyjob.Itcanalsohelpmedevelopmycreativityandcriticalthinking.Bystudyingscience,IcanpreparemyselfforasuccessfulcareerinanyfieldIchoose."）（解析：答案需包含科学对未来职业的关联、能力培养、职业准备等方面，字数约150字。）8.Imagineyouareateacher.Writeashortparagraph(about200words)toyourstudents,explainingwhysciencesubjectsareimportantfortheirfuture.（参考答案："Dearstudents,Iwanttoexplainwhysciencesubjectsareimportantforyourfuture.Sciencecanhelpyouunderstandtheworldanddevelopimportantskills,suchasproblem-solving,criticalthinking,andcreativity.Theseskillsareusefulforanycareer,whetheryoubecomeadoctor,engineer,scientist,orsomethingelse.Sciencealsopreparesyouforthefuture,astechnologycontinuestodevelop.Bystudyingscience,youcanstayupdatedwiththelatestadvancementsandfindnewopportunities.Iencourageyoutostudyscienceseriouslyandexploreitswonders.Itcanchangeyourlifeandtheworldaroundyou."）（解析：答案需包含科学的重要性、能力培养、未来职业、科技发展等方面，字数约200字。）【标准答案及解析】一、单项选择题1.B2.B3.B4.A5.C6.D7.D8.A9.C10.C二、填空题1.help2.difficult3.improve4.develop5.curious6.nature7.do8.study9.criticalthinking10.change三、判断题1.False2.False3.False4.False5.False6.False7.False8.False9.False10.False四、简答题1.参考答案：Sciencesubjectscanhelpstudentsunderstandtheworldbetter,improvetheirproblem-solvingskills,makethemmorecreative,developtheircriticalthinkingskills,andopenmorejobopportunitiesinthefuture.解析：根据文章内容，科学学科的主要益处包括提升认知能力、解决问题能力、创造力、批判性思维以及未来就业机会，需全面列举。2.参考答案：Becuriousandaskquestionsaboutscience,exploresciencesubjectsactively,trytodoscienceexperiments,readsciencebooksandarticles,anddiscusssciencetopicswithteachersandclassmates.解析：根据文章建议，对科学感兴趣的学生应保持好奇心、主动探索、做实验、阅读相关书籍、讨论科学话题，需全面列举。3.参考答案：Sciencesubjectscanbedifficultandrequirealotofeffort,studentsneedtodomanyexperiments,whichcanbetime-consuming,somesciencesubjectsmayrequirememorizingalotofformulasandfacts,andstudentsmayfindsomesciencetopicsboringorconfusing.解析：根据文章内容，科学学科的主要挑战包括难度大、实验多、记忆量大、部分内容枯燥，需全面列举。4.参考答案：Toencouragestudentstostudysciencesubjects,explaintheimportanceofscienceinourlives,showthatsciencecanbefunandrewarding,andpersuadestudentstochoosescienceastheirfuturecareer.解析：根据文章主旨，作者旨在鼓励学生学习科学、解释科学的重要性、展示科学的趣味性和回报，需全面列举。5.参考答案：Payattentioninclassandtakenotes,dohomeworkcarefullyandontime,participateinscienceactivitiesandprojects,askteachersandclassmatesforhelpwhenneeded,andreadsciencebooksandarticlesoutsideofclass.解析：根据文章建议，学生可通过认真听课、按时完成作业、参与科学活动、寻求帮助、课外阅读等方式提升科学学习效果，需全面列举。6.参考答案：Sciencewillcontinuetodevelopandchangeourworld,playamoreimportantroleinourdailylives,helpussolvemanyproblems,suchasclimatechangeandpollution,andcreatenewjobopportunitiesandindustries.解析：根据文章展望，科学将继续发展、改变世界、解决问题、创造就业，需全面列举。7.参考答案：Sciencesubjectscanhelpstudentsunderstandhowthingsworkintheworld,befunandexciting,developtheircreativityandcriticalthinkingskills,andleadtomanyinterestingcareeropportunities.解析：根据文章内容，学生对科学学科感兴趣的原因包括认知提升、趣味性、能力培养、未来职业发展，需全面列举。8.参考答案：Themainideaisthatsciencesubjectsareimportantforstudents'learningandfuturecareers,thepassageexplainswhystudentsshouldstudysciencesubjectsandhowtheycanbenefitfromit,encouragesstudentstoexplorescienceanddeveloptheircuriosity,andcomparessciencesubjectswithothersubjectsandshowstheiradvantages.解析：根据文章主旨，核心思想是科学学科的重要性及其对学生学习和未来的益处，需全面列举。五、应用题1.参考答案：Dearfriend,Ithinksciencesubjectsareveryimportantbecausetheyhelpusunderstandtheworldbetter.Sciencecanbefunandexciting,anditcanimproveourproblem-solvingskills.Forexample,whenIdoscienceexperiments,Ilearnhowthingsworkandwhytheyhappen.Theseskillsareusefulformyfuturecareer,nomatterwhatIchoosetodo.So,Ibelievestudyingscienceisagreatchoiceforeveryone.解析：答案需包含科学学科的重要性、认知提升、能力培养、未来价值等方面，字数约80字。2.参考答案：Dearstudents,Iwanttoencourageyoutostudysciencesubjects.Sciencecanopenmanydoorsforyourfuture.Ithelpsyouthinkcriticallyandsolveproblemscreatively.Evenifyoufindsomesciencetopicsdifficult,don'tgiveup.Witheffortandcuriosity,youcanmakesciencefunandrewarding.Trytoexplorescienceactively,doexperiments,andaskquestions.Ibelieveyoucandoit!解析：答案需包含鼓励学生、强调科学的价值、克服困难、积极学习等方面，字数约100字。3.参考答案：Iamveryinterestedinscience,soIstudyitseriously.Inclass,Ipayattentionandtakenotescarefully.Afterclass,Idomyhomeworkontimeandreviewthelessons.Ialsotrytodoscienceexperimentsathometounderstandhowthingswork.Ireadsciencebooksandarticlestoexpandmyknowledge.IfIhavequestions,Iaskmyteachersorclassmatesforhelp.Ibelievethatwithhardworkandcuriosity,Icanbecomeagoodsciencestudent.解析：答案需包含课堂学习、课后复习、实验实践、阅读拓展、寻求帮助等方面，字数约120字。4.参考答案：Scienceplaysavitalroleinourdailylives.Forexample,smartphones,computers,andtheinternetareallproductsofscience.Sciencealsohelpsussolveproblems,suchasclimatechangeandpollution.Bystudyingscience,wecandevelopnewtechnologiesandfindbettersolutionstoglobalchallenges.Scienceeducationisimportantbecauseitpreparesusforthefuture.W