2025年第三单元英语试卷及答案

2025年第三单元英语试卷及答案

一、单项选择题（每题2分，共10题）1.Whatisthemainideaofthepassage?A.TheimportanceofreadingbooksB.ThebenefitsofexerciseC.TheroleoftechnologyineducationD.Theimpactofmusiconmood答案：C2.Whichofthefollowingisacorrectuseofthepasttense?A.Shegotothestoreyesterday.B.Heeatpizzalastnight.C.Theywasattheparklastweek.D.Ididmyhomeworklastmonth.答案：D3.Whatisthecorrectformoftheverbinthesentence:"IfIwereyou,Iwould..."A.WasB.WereC.AmD.Is答案：B4.Whichwordbestcompletesthesentence:"Thecatissleeping___thetable."A.onB.atC.inD.under答案：A5.Whatisthepluralformof"child"?A.childsB.childesC.childrenD.child答案：C6.Whichofthefollowingisacorrectuseofacomma?A.Sheloves,toread,andwrite.B.Hewenttothestore,butheforgothiswallet.C.Theyaregoingtothebeach,becauseitissunny.D.Ieat,apples,andbananaseveryday.答案：B7.Whatisthecorrectwaytowritethedate:15thofMay,2025?A.May15,2025B.15May2025C.2025May15thD.15thMay2025答案：A8.Whichofthefollowingisacorrectuseofthepresentperfecttense?A.Ihaveeatenbreakfast.B.Shehasgonetothestore.C.Hehasbeentothestore.D.Theyhavebeeneatingforhours.答案：A9.Whatisthecorrectwaytowriteafraction:onehalf?A.1/2B.2/1C.1:2D.2:1答案：A10.Whichwordbestcompletesthesentence:"Thebookis___interesting."A.veryB.soC.tooD.as答案：A二、多项选择题（每题2分，共10题）1.Whichofthefollowingareexamplesofadjectives?A.happyB.quicklyC.redD.running答案：C2.Whatarethepartsofspeechinthesentence:"Thebigdogbarksloudly"?A.TheB.bigC.dogD.barksE.loudly答案：A,B,C,D,E3.Whichofthefollowingarecorrectwaystowriteapercentage?A.50%B.0.50C.1/2D.0.5答案：A,B,D4.Whatarethecorrectwaystowritethetime:3:00PM?A.3PMB.15:00C.3:00D.1500答案：A,B,C5.Whichofthefollowingareexamplesofnouns?A.tableB.runningC.bookD.quickly答案：A,C6.Whatarethecorrectwaystowritethenumber:onethousand?A.1000B.1,000C.1000thD.10000答案：A,B7.Whichofthefollowingareexamplesofverbs?A.jumpB.eatingC.blueD.quickly答案：A,B8.Whatarethecorrectwaystowritethedate:12thofJune,2025?A.June12,2025B.12June2025C.2025June12thD.12thJune2025答案：A,B9.Whichofthefollowingareexamplesofadverbs?A.quicklyB.redC.runningD.loudly答案：A,D10.Whatarethecorrectwaystowriteafraction:threequarters?A.3/4B.4/3C.3:4D.4:3答案：A三、判断题（每题2分，共10题）1.Thepasttenseof"go"is"went."答案：正确2.Acommaisusedbefore"and"inalistofthreeormoreitems.答案：错误3.Thepresentperfecttenseisusedtodescribeactionsthathappenedinthepast.答案：正确4."Thecatissleepingonthetable"isacorrectsentence.答案：正确5."Ihaveeatenbreakfast"isacorrectuseofthepresentperfecttense.答案：正确6."Thebookisveryinteresting"isacorrectsentence.答案：正确7."Thebigdogbarksloudly"isacorrectsentence.答案：正确8."Thebookisonthetable"isacorrectsentence.答案：正确9."Thecatissleepingunderthetable"isacorrectsentence.答案：正确10."Thebookisinthetable"isacorrectsentence.答案：错误四、简答题（每题5分，共4题）1.Explainthedifferencebetweenthepresenttenseandthepasttense.答案：Thepresenttenseisusedtodescribeactionsorstatesthatarehappeningnoworaregenerallytrue.Forexample,"Ireadbookseveryday."Thepasttenseisusedtodescribeactionsorstatesthathappenedinthepast.Forexample,"Ireadabookyesterday."Themaindifferenceisthetimeframeinwhichtheactionorstateisoccurring.2.Whatisthepurposeofacommainasentence?答案：Acommaisusedtoseparateitemsinalist,toseparateclausesinasentence,andtoindicateapauseorabreakinthought.Ithelpstoimprovetheclarityandreadabilityofasentencebyorganizingthedifferentpartsofthesentence.3.Howdoyouformthepluralofanoun?答案：Toformthepluralofanoun,yougenerallyadd"-s"totheendofthesingularform.Forexample,"cat"becomes"cats."However,thereareexceptionssuchasnounsendingin"-s,""-x,""-z,""-sh,"or"-ch,"whichformtheirpluralsbyadding"-es."Forexample,"bus"becomes"buses."Nounsendinginaconsonantfollowedbyavowelandasingleconsonantalsodoublethefinalconsonantandadd"-s,"suchas"cat"becomes"cats."4.Whatisthedifferencebetweenanounandaverb?答案：Anounisawordthatrepresentsaperson,place,thing,oridea.Forexample,"book,""dog,"and"teacher."Averbisawordthatrepresentsanactionorastateofbeing.Forexample,"read,""run,"and"is."Nounsareusedtoidentifyandname,whileverbsareusedtodescribeactionsorstates.五、讨论题（每题5分，共4题）1.Discusstheimportanceofpropergrammarinwriting.答案：Propergrammarisessentialinwritingasitensuresclarityandeffectivenessincommunication.Ithelpstoconveytheintendedmeaningaccuratelyandavoidsmisunderstandings.Propergrammaralsoenhancestheprofessionalismandcredibilityofthewriter.Forexample,usingthecorrecttenseandsubject-verbagreementmakesthewritingmorecoherentandeasiertounderstand.2.Explainhowtouseadjectivesandadverbscorrectlyinasentence.答案：Adjectivesareusedtodescribenounsorpronouns,providingmoreinformationabouttheirqualitiesorcharacteristics.Forexample,"Theredcarisfast."Adverbsareusedtodescribeverbs,adjectives,orotheradverbs,modifyingtheirmeaning.Forexample,"Sherunsquickly."Tousethemcorrectly,itisimportanttoplaceadjectivesbeforenounsandadverbsafterverbsoradjectivestheymodify.3.Discusstheroleofpunctuationinimprovingtheclarityofasentence.答案：Punctuationplaysacrucialroleinimprovingtheclarityofasentencebyindicatingpauses,breaks,andtherelationshipbetweendifferentpartsofthesentence.Forexample,commasseparateitemsinalist,periodsindic