2025-2026年人教版高中英语高二年级语法结构模拟试题

2025-2026年人教版高中英语高二年级语法结构模拟试题一、单项选择题（总共10题，每题2分，共20分）1.Inthe2025-2026editionofthePeople'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7focusesonadvancedgrammaticalstructures.Whichofthefollowingsentencescorrectlydemonstratestheuseoftheperfectcontinuoustensetodescribeanongoingactionthatbeganinthepastandcontinuestothepresent?A.Shehasbeenwritinganovelforthreeyears.B.Hewillhavefinishedhishomeworkbytomorrow.C.TheywereplayingbasketballwhenIarrived.D.Thetrainhasarrivedatthestation.Answer:AExplanation:OptionAcorrectlyusestheperfectcontinuoustense("hasbeenwriting")toemphasizethedurationofanaction(writinganovel)thatstartedinthepastandisstillongoing.OptionBusesthefutureperfecttense("willhavefinished"),whichreferstoacompletedactioninthefuture.OptionCemploysthepastcontinuoustense("wereplaying"),indicatinganactioninprogressataspecificpastmoment.OptionDusesthepresentperfecttense("hasarrived"),whichreferstoacompletedactionwithpresentrelevance.Thequestionspecificallyteststheperfectcontinuoustense,makingAthecorrectchoice.2.Accordingtothe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,whichofthefollowingsentencescorrectlyusesthepassivevoicetohighlighttheobjectratherthanthesubjectinasentence?A.Theteacherexplainedthegrammarruletothestudents.B.ThebookwaswrittenbyGeorgeOrwell.C.Theyhavebeeninvitedtotheparty.D.Myhousewasbuiltin1998.Answer:BExplanation:OptionBcorrectlyusesthepassivevoice("waswritten")tofocusonthebook(object)ratherthantheauthor(subject).OptionAusestheactivevoice("explained"),emphasizingtheteacher(subject).OptionCemploysthepassivevoicebutincludesthesubject("havebeeninvited"),soitdoesnotfullyhighlighttheobject.OptionDalsousesthepassivevoice("wasbuilt"),butthequestionasksforthesentencethatbestemphasizestheobject,andBismoredirectinthiscontext.3.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,whichsentencecorrectlyusesarelativeclausetoprovideadditionalinformationaboutanoun?A.Thegirlwhoiswearingabluedressismysister.B.Iboughtabookthatwasveryinteresting.C.Themanwhosecarisparkedhereisadoctor.D.Theyarestudentswhostudyhardeveryday.Answer:CExplanation:OptionCcorrectlyusesarelativeclause("whosecarisparkedhere")toaddinformationabout"theman."OptionAusesarestrictiverelativeclause("whoiswearingabluedress"),butthefocusisonthegirl,notthedress.OptionBusesanon-restrictiverelativeclause("thatwasveryinteresting"),buttheclauseprovidesextrainformationaboutthebook,notthespeaker.OptionDusesarestrictiverelativeclause("whostudyhardeveryday"),butthefocusisonthestudents,notthestudyhabit.OptionCistheonlyonethatclearlyaddsinformationaboutthenoun"theman."4.The2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,introducestheconceptofinversioninconditionalsentences.Whichofthefollowingsentencescorrectlydemonstratesthisstructure?A.Ifitrainstomorrow,wewillcancelthepicnic.B.Shouldyouneedanyhelp,pleaseletmeknow.C.Unlesshestudiesharder,hewillfailtheexam.D.Ifshehadstudied,shewouldhavepassed.Answer:BExplanation:OptionBcorrectlyusesinversion("Shouldyouneed")inaconditionalsentence,whichisaformalstructureoftenseeninwrittenEnglish.OptionAusesthestandardconditionalstructure("Ifitrains").OptionCusesthenegativeconditional("Unlesshestudies"),butinversionisnotrequiredhere.OptionDusesthethirdconditional("Ifshehadstudied"),whichdoesnotinvolveinversion.Thequestionspecificallytestsinversion,makingBthecorrectchoice.5.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,whichsentencecorrectlyusesagerundphraseasthesubjectofthesentence?A.Swimmingismyfavoritehobby.B.Sheenjoysreadingbooks.C.Theteacherrecommendedstudyingeveryday.D.Hisplayingthepianoisimpressive.Answer:AExplanation:OptionAcorrectlyusesagerundphrase("Swimming")asthesubjectofthesentence.OptionBusesagerund("reading")astheobjectofthepreposition("enjoys").OptionCusesaninfinitivephrase("tostudy")astheobjectoftheverb("recommended").OptionDusesaparticiplephrase("playing"),butthesubjectis"His,"notthegerundphrase.Thequestionspecificallytestsagerundphraseasthesubject,makingAthecorrectchoice.6.Accordingtothe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,whichsentencecorrectlyusesasemicolontoconnecttwoindependentclauses?A.Sheloveshiking;shealwayspacksapicnic.B.Theweatherwasnice;theywentforawalk.C.Hestudiedhard;hestillfailedthetest.D.Theyarrivedlate;however,theymanagedtocatchthetrain.Answer:AExplanation:OptionAcorrectlyusesasemicolon(";")tojointwoindependentclauses("Sheloveshiking"and"shealwayspacksapicnic")withoutacoordinatingconjunction.OptionBusesacommasplice,whichisincorrect.OptionCusesasemicolonbutthesecondclauseisadependentclause("hestillfailedthetest"),soitisnotanindependentclause.OptionDusesasemicolonwithaconjunctiveadverb("however"),whichrequiresacommabeforetheadverb.Thequestionspecificallyteststhecorrectuseofasemicolon,makingAthecorrectchoice.7.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,whichsentencecorrectlyusesaparticipialphrasetomodifyanoun?A.Thegirlsittingonthebenchismysister.B.Runningquickly,thedogcaughttheball.C.ThebookwrittenbyGeorgeOrwellisfamous.D.Theyarestudentsstudyinginthelibrary.Answer:CExplanation:OptionCcorrectlyusesaparticipialphrase("writtenbyGeorgeOrwell")tomodify"thebook."OptionAusesapresentparticiplephrase("sittingonthebench")tomodify"thegirl."OptionBusesapresentparticiplephrase("Runningquickly")asanadverbialphrase,notmodifyinganoun.OptionDusesaninfinitivephrase("studyinginthelibrary")asanadverbialphrase,notmodifyinganoun.Thequestionspecificallytestsaparticipialphrasemodifyinganoun,makingCthecorrectchoice.8.The2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,coverstheuseofsubjunctivemoodinhypotheticalsituations.Whichofthefollowingsentencescorrectlyusesthesubjunctivemood?A.IfIwereyou,Iwouldcallthepolice.B.Shesuggeststhatheshouldstudymore.C.Itisimportantthatshebeontime.D.Heseemsthatheistired.Answer:CExplanation:OptionCcorrectlyusesthesubjunctivemood("be")inanounclause("thatshebeontime").OptionAusesthesubjunctivemood("were")inaconditionalsentence,butitisnotadirecttestofthesubjunctivemoodinanounclause.OptionBusestheindicativemood("shouldstudy"),whichisincorrectinasubjunctivecontext.OptionDusestheindicativemood("istired"),notthesubjunctive.Thequestionspecificallyteststhesubjunctivemood,makingCthecorrectchoice.9.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,whichsentencecorrectlyusesacolontointroducealistorexplanation?A.Shelikesfruits:apples,bananas,andoranges.B.Thestoresells:books,clothes,andelectronics.C.Hishobbiesinclude:playingguitar,painting,andswimming.D.Theywenttothepark:itwassunnyandfun.Answer:AExplanation:OptionAcorrectlyusesacolon(":")tointroducealistoffruits.OptionBusesacolonbutthesentencestructureisawkward;acommaismoreappropriate.OptionCalsousesacolontointroducealistofhobbies,butthequestionasksforthemostcorrectexample,andAismorestraightforward.OptionDusesacolontoconnecttwoindependentclauses,whichisincorrect.Thequestionspecificallyteststhecorrectuseofacolon,makingAthecorrectchoice.10.The2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,discussestheuseofadverbialclausestomodifysentences.Whichofthefollowingsentencescorrectlyusesanadverbialclauseoftime?A.Shewillcallyouwhenshearrives.B.Hereadsbooksbecausehelovesthem.C.Theywenttothemuseumifitwasopen.D.Ifyoustudyhard,youwillsucceed.Answer:AExplanation:OptionAcorrectlyusesanadverbialclauseoftime("whenshearrives")tomodifythemainclause("Shewillcallyou").OptionBusesanadverbialclauseofreason("becausehelovesthem").OptionCusesanadverbialclauseofcondition("ifitwasopen").OptionDusesanadverbialclauseofcondition("Ifyoustudyhard").Thequestionspecificallytestsanadverbialclauseoftime,makingAthecorrectchoice.二、填空题（总共10题，每题2分，共20分）1.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,thesentence"Thecompanyhasbeenlosingmoneyforthreeyears"correctlyusesthe_______tensetoemphasizethedurationofanongoingactionthatbeganinthepastandcontinuestothepresent.Answer:perfectcontinuousExplanation:Theperfectcontinuoustense("hasbeenlosing")isusedtohighlightthecontinuousnatureoftheaction(losingmoney)overaperiodoftime.2.Accordingtothe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,thesentence"Thebook,whichwaswrittenbyJ.K.Rowling,isverypopular"correctlyusesa_______relativeclausetoprovideadditionalinformationabout"thebook."Answer:non-restrictiveExplanation:Therelativeclause("whichwaswrittenbyJ.K.Rowling")isnon-restrictivebecauseitaddsextrainformationaboutthebook,andthebookcanstillbeidentifiedwithouttheclause.3.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,thesentence"IfI_______you,Iwouldapologize"correctlyusesthesubjunctivemoodinthehypotheticalclause.Answer:wereExplanation:Thesubjunctivemoodisusedinthepasttense("were")inthe"if"clauseofaconditionalsentencetoexpressahypotheticalsituation.4.The2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,introducestheuseofasemicolontoconnecttwoindependentclauses.Thesentence"Shelovesreading;sheoftengoestothelibrary"correctlyusesasemicolonbecausebothclausesare_______andcanstandaloneassentences.Answer:independentExplanation:Thesemicolonisusedtojointwoindependentclausesthatarecloselyrelatedinmeaning.5.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,thesentence"Runningquickly,thedogcaughttheball"correctlyusesa_______phrasetomodify"thedog."Answer:participialExplanation:Thephrase("Runningquickly")isapresentparticiplephrasethatdescribestheactionofthedog.6.The2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,discussestheuseofadverbialclausesofplace.Thesentence"Shewillmeetyouatthestation"correctlyusesanadverbialclauseofplacebecause"atthestation"indicatesthe_______.Answer:locationExplanation:Theadverbialclausemodifiestheverb("willmeet")byspecifyingthelocationwheretheactionwilltakeplace.7.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,thesentence"Themanwholivesnextdoorisadoctor"correctlyusesa_______relativeclausetoprovideadditionalinformationabout"theman."Answer:restrictiveExplanation:Therelativeclause("wholivesnextdoor")isrestrictivebecauseitisessentialtoidentifytheman.8.The2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,introducestheuseofacolontointroducealist.Thesentence"Myfavoritefruitsare:apples,bananas,andoranges"correctlyusesacolonbecauseitintroducesa_______ofitems.Answer:listExplanation:Thecolonisusedtointroducealistofitemsthatfollowstheintroductoryphrase.9.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,thesentence"Ifshe_______studied,shewouldhavepassedtheexam"correctlyusesthepastperfectsubjunctivemoodinthehypotheticalclause.Answer:hadExplanation:Thepastperfectsubjunctivemood("hadstudied")isusedinthe"if"clauseofathirdconditionalsentencetoexpressahypotheticalsituationinthepast.10.The2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,discussestheuseofgerundphrasesassubjects.Thesentence"Readingismyfavoritehobby"correctlyusesagerundphrase("Reading")asthe_______ofthesentence.Answer:subjectExplanation:Thegerundphrase("Reading")functionsasthesubjectofthesentence,describingtheactionthatthespeakerenjoys.三、判断题（总共10题，每题2分，共20分）1.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,thesentence"Thetrainhasarrived"correctlyusesthepresentperfecttensetoindicateacompletedactionwithpresentrelevance.Answer:TrueExplanation:Thepresentperfecttense("hasarrived")isusedtodescribeanactionthatoccurredinthepastbuthasrelevancetothepresent.2.The2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,statesthatarelativeclausemustalwayshavearelativepronoun(who,which,that,etc.).Answer:FalseExplanation:Whilerelativeclausestypicallyuserelativepronouns,somerelativeclausescanbereduced(e.g.,"ThebookIreadyesterday"canbe"ThebookIreadyesterday").3.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,thesentence"Ifhewererich,hewouldbuyacar"correctlyusesthesubjunctivemoodinthemainclause.Answer:FalseExplanation:Thesubjunctivemoodisusedinthe"if"clause("were"),notthemainclause("wouldbuy").4.The2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,statesthatasemicoloncanbeusedtoconnecttwoindependentclausesthatarecloselyrelatedinmeaning.Answer:TrueExplanation:Asemicolonisusedtojointwoindependentclausesthatarecloselyrelated,anditcanreplaceacoordinatingconjunction.5.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,thesentence"Thegirlwhoiswearingabluedressismysister"correctlyusesarestrictiverelativeclause.Answer:TrueExplanation:Therelativeclause("whoiswearingabluedress")isrestrictivebecauseitisessentialtoidentifythesister.6.The2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,statesthataparticipialphrasecanfunctionasanadjectiveoranadverb.Answer:TrueExplanation:Aparticipialphrasecanmodifyanoun(adjective)ordescribeanactionorsituation(adverb).7.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,thesentence"Hewillcallyouwhenyouarrive"correctlyusesanadverbialclauseoftime.Answer:TrueExplanation:Theclause("whenyouarrive")specifiesthetimewhentheactionwilltakeplace.8.The2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,statesthatacoloncanbeusedtointroduceaquestionorastatement.Answer:FalseExplanation:Acolonisusedtointroducealist,aquote,oranexplanation,notaquestionorastatement.9.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,thesentence"IfIhadstudied,Iwouldhavepassed"correctlyusesthethirdconditionalmood.Answer:TrueExplanation:Thethirdconditionalmood("wouldhavepassed")isusedtodescribeahypotheticalsituationinthepastthatdidnotoccur.10.The2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,statesthatagerundphrasecanfunctionastheobjectofapreposition.Answer:TrueExplanation:Agerundphrase("readingbooks")canfunctionastheobjectofapreposition(e.g.,"Iaminterestedinreadingbooks").四、简答题（总共8题，每题2分，共16分）1.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,explainthedifferencebetweenarestrictiveandanon-restrictiverelativeclause.Provideoneexampleofeach.Answer:-Arestrictiverelativeclauseisessentialtoidentifythenounitmodifies,anditdoesnothaveacommabeforetherelativepronoun.Example:"ThebookthatwaswrittenbyJ.K.Rowlingispopular."-Anon-restrictiverelativeclauseprovidesadditionalinformationaboutthenounbutisnotessentialtoidentifyit,andithasacommabeforetherelativepronoun.Example:"Thebook,whichwaswrittenbyJ.K.Rowling,ispopular."2.Accordingtothe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,describethestructureandfunctionofanadverbialclauseoftime.Provideoneexample.Answer:Anadverbialclauseoftimemodifiesaverb,adjective,oradverbbyindicatingwhenanactionoccurs.Ittypicallyusessubordinatingconjunctionslike"when,""before,""after,"or"while."Example:"Shewillcallyouwhenshearrives."3.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,explainhowtocorrectlyuseasemicolon.Provideoneexample.Answer:Asemicolonisusedtojointwoindependentclausesthatarecloselyrelatedinmeaning.Itcanreplaceacoordinatingconjunction(like"and"or"but")anddoesnotrequireacommaafterit.Example:"Shelovesreading;sheoftengoestothelibrary."4.The2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,discussestheuseofthesubjunctivemood.Provideoneexampleofthesubjunctivemoodinanounclause.Answer:"Itisimportantthatshebeontime."Thesubjunctivemood("be")isusedinthenounclause("thatshebeontime")toexpressasuggestionornecessity.5.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,describethestructureandfunctionofaparticipialphrase.Provideoneexample.Answer:Aparticipialphrasemodifiesanounorpronounandincludesapresentorpastparticiple.Example:"Thegirlsittingonthebenchismysister."Thephrase("sittingonthebench")modifies"thegirl."6.The2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,introducestheuseofacolontointroducealist.Provideoneexampleandexplainwhyitiscorrect.Answer:Example:"Myfavoritefruitsare:apples,bananas,andoranges."Thecoloniscorrectbecauseitintroducesalistofitemsthatfollowstheintroductoryphrase("Myfavoritefruitsare").7.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,explainhowtocorrectlyusetheperfectcontinuoustense.Provideoneexample.Answer:Theperfectcontinuoustenseemphasizesthedurationofanongoingactionthatbeganinthepastandcontinuestothepresent.Itisformedwith"has/havebeen+presentparticiple."Example:"Thecompanyhasbeenlosingmoneyforthreeyears."8.The2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,discussestheuseofgerundphrasesassubjects.Provideoneexampleandexplainwhyitiscorrect.Answer:Example:"Readingismyfavoritehobby."Thegerundphrase("Reading")functionsasthesubjectofthesentence,describingtheactionthatthespeakerenjoys.五、应用题（总共8题，每题4分，共24分）1.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,rewritethefollowingsentenceusingtheperfectcontinuoustensetoemphasizethedurationoftheaction:"Shehaswrittenabook."Answer:"Shehasbeenwritingabook."Explanation:Theperfectcontinuoustense("hasbeenwriting")emphasizestheongoingnatureoftheaction(writing)overaperiodoftime.2.Accordingtothe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,rewritethefollowingsentenceusingarestrictiverelativeclause:"Themanisadoctor."Answer:"Themanwholivesnextdoorisadoctor."Explanation:Therelativeclause("wholivesnextdoor")isrestrictivebecauseitisessentialtoidentifythedoctor.3.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,rewritethefollowingsentenceusingthesubjunctivemoodinthemainclause:"Ifhewererich,hewouldbuyacar."Answer:"Ifhewererich,hewouldbuyacar."Explanation:Thesubjunctivemood("were")isalreadycorrectlyusedinthe"if"clause.Themainclause("wouldbuy")isalsocorrectinasubjunctivecontext.4.The2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,rewritethefollowingsentenceusingasemicolontoconnecttwoindependentclauses:"Shelovesreading.Sheoftengoestothelibrary."Answer:"Shelovesreading;sheoftengoestothelibrary."Explanation:Thesemicolonisusedtojointhetwoindependentclauses("Shelovesreading"and"sheoftengoestothelibrary")thatarecloselyrelatedinmeaning.5.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,rewritethefollowingsentenceusingaparticipialphrasetomodifythenoun:"Thegirlissittingonthebench."Answer:"Thegirlsittingonthebenchismysister."Explanation:Theparticipialphrase("sittingonthebench")modifies"thegirl"toprovideadditionalinformation.6.The2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,rewritethefollowingsentenceusinganadverbialclauseoftime:"Shewillcallyoutomorrow."Answer:"Shewillcallyouwhentomorrowarrives."Explanation:Theadverbialclause("whentomorrowarrives")specifiesthetimewhentheactionwilltakeplace.7.Inthe2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,rewritethefollowingsentenceusingacolontointroducealist:"Myfavoritecolorsarered,blue,andgreen."Answer:"Myfavoritecolorsare:red,blue,andgreen."Explanation:Thecolonisusedtointroducethelistofcolorsthatfollowstheintroductoryphrase.8.The2025-2026People'sEducationPresshighschoolEnglishcurriculumforGrade11,Unit7,rewritethefollowingsentenceusingagerundphraseasthesubject:"Readingismyfavoritehobby."Answer:"Readingismyfavoritehobby."Explanation:Thegerundphrase("Reading")alreadyfunctionsasthesubjectofthesentence.【标准答案及解析】一、单项选择题1.AExplanation:Theperfectcontinuoustense("hasbeenwriting")emphasizesthedurationoftheaction(writing)overaperiodoftime.2.BExplanation:Thepassivevoice("waswritten")highlightsthebook(object)ratherthantheauthor(subject).3.CExplanation:Therelativeclause("whosecarisparkedhere")addsinformationabout"theman."4.BExplanation:Inversion("Shouldyouneed")isaformalstructureoftenseeninwrittenEnglish.5.AExplanation:Thegerundphrase("Swimming")functionsasthesubjectofthesentence.6.AExplanation:Asemicolonisusedtojointwoindependentclauses("Sheloveshiking"and"shealwayspacksapicnic").7.CExplanation:Theparticipialphrase("writtenbyGeorgeOrwell")modifies"thebook."8.CExplanation:Thesubjunctivemood("be")isusedinanounclause("thatshebeontime").9.AExplanation:Acolonisusedtointroducealistoffruits.10.AExplanation:Theadverbialclause("whenshearrives")specifiesthetimewhentheactionwilltakeplace.二、填空题1.perfectcontinuousExplanation:Theperfectcontinuoustenseemphasizesthedurationofanongoingaction.2.non-restrictiveExplanation:Therelativeclauseaddsextrainformationaboutthebook.3.wereExplanation:Thesubjunctivemoodisusedinthepasttense("were")inthe"if"clause.4.independentExplanation:Thesemicolonjoinstwoindependentclauses.5.participialExplanation:Thephrasemodifies"thedog."6.locationExplanation:Theadverbialclausespecifiesthelocationwheretheactionwilltakeplace.7.restrictiveExplanation:Therelativeclauseisessentialtoidentifytheman.8.listExplanation:Thecolonintroducesalistofitems.9.hadExplanation:Thepastperfectsubjunctivemoodisusedinthe"if"clause.10.subjectExplanation:Thegerundphrasefunctionsasthesubjectofthesentence.三、判断题1.TrueExplanation:Thepresentperfecttenseindicatesacompletedactionwithpresentrelevance.2.FalseExplanation:Somerelativeclausescanbereducedwithoutarelativepronoun.3.FalseExplanation:Thesubjunctivemoodisusedinthe"if"clause,notthemainclause.4.TrueExplanation:Asemicolonjoinstwocloselyrelatedindependentclauses.5.TrueExplanation:Therelativeclauseisrestrictivebecauseitisessentialtoidentifythesister.6.TrueExplanation:Aparticipialphrasecanmodifyanounordescribeanaction.7.TrueExplanation:Theclausespecifiesthetimewhentheactionwilltakeplace.8.FalseExplanation:Acolonintroducesalist,aquote,oranexplanation,notaquestionorastatement.9.TrueExplanation:Thethirdconditionalmoo