2026学年九年级英语下册第九单元必背知识点第一次月考含答案及解析

2026学年九年级英语下册第九单元必背知识点第一次月考含答案及解析考试时长：120分钟满分：100分班级：__________姓名：__________学号：__________得分：__________考核对象：九年级学生试卷总分：100分考试时间：90分钟一、单选题（每题2分，共20分）1.WhatshouldwedoifwewanttolearnaboutthehistoryoftheInternet?A.Readasciencefictionnovel.B.WatchaTVprogramabouttechnology.C.Interviewpeoplewhoinventedit.D.Surfthewebforhistoricalarticles.2.Thepassagemainlytellsusabout______.A.howtousetheInternetsafelyB.thehistoryoftheInternetC.thebenefitsoftheInternetD.thefutureoftheInternet3.WhichofthefollowingisNOTawaytoprotectpersonalinformationonline?A.Useastrongpassword.B.Shareyourphotoswithfriends.C.Avoidclickingunknownlinks.D.Logoutofyouraccountwhendone.4.Accordingtothepassage,theInternethaschangedourlivesin______ways.A.twoB.threeC.fourD.five5.Whatdoestheword"revolutionized"meaninthepassage?A.madeitworseB.madeitbetterC.madeitsmallerD.madeitolder6.WhichsentenceisagoodexampleofusingtheInternetforeducation?A."IwatchvideosonYouTubetorelax."B."IuseGoogletofindinformationformyhomework."C."Iplaygamesonlinetomakefriends."D."Ipostpicturesonsocialmediaeveryday."7.Thepassagesuggeststhatweshould______.A.usetheInternetasmuchaspossibleB.becarefulwithourpersonalinformationC.ignorethenegativeeffectsoftheInternetD.spendmoretimeonsocialmedia8.Whatisthemainideaofthepassage?A.TheInternetisausefultool.B.TheInternethasmanyproblems.C.TheInternetchangedtheworld.D.TheInternetisnotimportant.9.WhichofthefollowingisadisadvantageoftheInternet?A.Ithelpsuslearnnewthings.B.Itkeepsusconnectedwithfriends.C.Itcanmakeuswastetime.D.Itimprovesourcommunicationskills.10.Whatshouldwedoifweencountercyberbullying?A.Ignoreitandhopeitgoesaway.B.Replytothebullytoargue.C.Tellateacherorparent.D.Postitonsocialmedia.参考答案：1.D2.B3.B4.B5.B6.B7.B8.C9.C10.C---二、填空题（每题2分，共20分）1.TheInternethas______ourlivesinmanyways.2.Weshould______ourpasswordsregularly.3.Itisimportantto______personalinformationonline.4.Thefirstemailwassentin______.5.TheInternethas______communication.6.WecanusetheInternetto______homework.7.Cyberbullyingis______behavioronline.8.Astrongpasswordshouldbe______and______.9.TheInternethas______thewaywelearn.10.Weshould______ifweseesomethingwrongonline.参考答案：1.changed2.update3.protect4.19715.changed6.do7.harmful8.longandunique9.changed10.report---三、判断题（每题2分，共20分）1.TheInternetwasinventedinthe20thcentury.(√)2.Itisokaytoshareyourhomeaddressonline.(×)3.TheInternethasmadeiteasiertolearn.(√)4.Cyberbullyingisnotaseriousproblem.(×)5.WeshouldusetheInternetforentertainmentonly.(×)6.Thefirstemailwasverylong.(×)7.ItissafetoclickonalllinksontheInternet.(×)8.TheInternethasnotchangedthewaywecommunicate.(×)9.Weshouldtellsomeoneifwearebulliedonline.(√)10.TheInternetisonlyusefulforadults.(×)参考答案：1.√2.×3.√4.×5.×6.×7.×8.×9.√10.×---四、简答题（每题4分，共12分）1.HowhastheInternetchangedthewaywelearn?参考答案：TheInternethaschangedthewaywelearnbyprovidingeasyaccesstoinformation,allowingustodoresearchonline,watcheducationalvideos,andcommunicatewithteachersandclassmates.Itmakeslearningmoreinteractiveandconvenient.2.WhatarethebenefitsoftheInternet?参考答案：ThebenefitsoftheInternetincludestayingconnectedwithfriendsandfamily,accessinginformationquickly,shoppingonline,andlearningnewskills.Italsohelpsusinentertainmentandcommunication.3.Howcanweprotectourselvesonline?参考答案：Toprotectourselvesonline,weshouldusestrongpasswords,avoidsharingpersonalinformation,becarefulwithlinks,andreportanysuspiciousactivity.Itisalsoimportanttothinkbeforepostinganythingonline.---五、应用题（每题9分，共18分）1.Imagineyouareastudent.Writeashortparagraph(about80words)abouthowyouusetheInternetforhomework.Includeatleastthreewaysyouuseit.参考答案：IusetheInternetforhomeworkinmanyways.First,IsearchforinformationonGoogletohelpwithmyprojects.Second,IwatchvideosonYouTubetounderstanddifficulttopics.Third,Iuseonlineplatformstocommunicatewithmyclassmates.TheInternetmakesmyhomeworkeasierandmoreinteresting.2.Supposeyourfriendisbeingcyberbullied.Whatwouldyoudotohelpthem?Writeashortparagraph(about80words).参考答案：Ifmyfriendisbeingcyberbullied,Iwouldfirstlistentothemandmakesuretheyknowtheyarenotalone.Then,Iwouldtellateacherorparenttohelpresolvetheissue.Iwouldalsoadvisethemnottoreplytothebullyandtoblockthem.Itisimportanttosupportthemandreportthebehaviortostopitfromhappeningagain.---标准答案及解析一、单选题1.D-解析：ThepassagementionsthatreadinghistoricalarticlesabouttheInternetisagoodwaytolearnaboutitshistory.2.B-解析：ThemaintopicofthepassageisthehistoryoftheInternet,asitdiscussesitsinventionanddevelopment.3.B-解析：Sharingpersonalphotosonlinecanexposeyourinformation,whichisunsafe.Theotheroptionsaresafepractices.4.B-解析：ThepassagementionsthreewaystheInternethaschangedlives:communication,learning,andentertainment.5.B-解析："Revolutionized"meansmakingsomethingmuchbetterordifferent,whichfitsthecontextoftheInternet'simpact.6.B-解析：UsingGoogleforhomeworkiseducational,whiletheotheroptionsaremoreaboutentertainmentorsocializing.7.B-解析：Thepassageemphasizestheimportanceofbeingcarefulwithpersonalinformationtoavoidrisks.8.C-解析：ThepassagefocusesonhowtheInternethastransformedtheworld,makingthisthemainidea.9.C-解析：WastingtimeontheInternetisadisadvantage,whiletheothersarebenefits.10.C-解析：Reportingcyberbullyingtoatrustedadultisthebestwaytohandleit,asitensuresproperaction.二、填空题1.changed-解析：TheInternethas"changed"ourlivesbyintroducingnewtechnologiesandwaysofliving.2.update-解析：Regularlyupdatingpasswordshelpsprotectpersonalinformation.3.protect-解析：Protectingpersonalinformationiscrucialtoavoididentitytheft.4.1971-解析：Thefirstemailwassentin1971byRayTomlinson.5.changed-解析：TheInternethas"changed"communicationbymakingitfasterandmoreaccessible.6.do-解析：TheInternethelpsstudents"do"homeworkbyprovidingresourcesandtools.7.harmful-解析：Cyberbullyingis"harmful"asitcancauseemotionaldistress.8.longandunique-解析：Astrongpasswordshouldbelonganduniquetobesecure.9.changed-解析：TheInternethas"changed"thewaywelearnbyprovidingonlineeducation.10.report-解析：Reportingwrongcontenthelpsmaintainasafeonlineenvironment.三、判断题1.√-解析：TheInternetwasinventedinthe20thcentury(1940s).2.×-解析：Sharinghomeaddressesonlineisunsafeandshouldbeavoided.3.√-解析：TheInternetprovideseasyaccesstoeducationalresources.4.×-解析：Cyberbullyingisaseriousproblemthatcanharmmentalhealth.5.×-解析：TheInternethasmanyuses,includingeducationandwork.6.×-解析：Thefirstemailwasveryshort,just"QWERTYUIOP."7.×-解析：Clickingunknownlinkscanleadtovirusesorscams.8.×-解析：TheInternethassignificantlychangedcommunicationmethods.9.√-解析：Reportingbullyingisimportanttostopit.10.×-解析：TheInternetisusefulforpeopleofallages.四、简答题1.HowhastheInternetchangedthewaywelearn?-解析：TheInternethasmadelearningmoreaccessiblebyprovidingonlineresources,videos,andcommunicationtools.Itallowsstudentstoresearchtopicseasily,collaboratewithpeers,andaccesscoursesfromanywhere.Thishasmadeeducationmoreinteractiveandflexible.2.WhatarethebenefitsoftheInternet?-解析：Thebenefitsincludestayingconnectedwithothers,accessinginformationquickly,sh