2026年江苏省高二英语人教版上册第9单元语法练习

2026年江苏省高二英语人教版上册第9单元语法练习一、单项选择题（总共10题，每题2分，共20分）1.Inthe2026JiangsuSeniorHighSchoolEnglishExamination,Unit9GrammarPractice,whichofthefollowingsentencescorrectlyusesthepassivevoicetodescribetheactionperformedbythesubject?A.Thenewteachingmethodwasintroducedbyourschoollastsemester.B.Manystudentsweremadetofinishtheprojectbytheteacher.C.Theexperimentwasconductedbythestudentswithgreatcare.D.Alltheruleswerefollowedbyeveryoneintheclassroom.Answer:CExplanation:OptionCiscorrectbecauseitproperlyusesthepassivevoice("wasconducted")toemphasizetheactionperformedonthesubject("theexperiment").OptionAisincorrectbecause"introduced"isanactiveverb.OptionBisgrammaticallyawkward;thecorrectformwouldbe"weremadetofinish."OptionDisincorrectbecause"followed"shouldbeintheactivevoiceifthesubjectis"everyone."2.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,whichsentencecorrectlyusesthestructure"too...to..."toexpressinability?A.Sheistootiredtogotobedearly.B.Heistoosmarttounderstandtheproblem.C.Thetaskistoodifficulttocompleteintime.D.Theyaretoobusytohaveamealtogether.Answer:AExplanation:OptionAiscorrectbecauseituses"too...to..."toindicateinability("tootiredtogotobedearly").OptionBisincorrectbecause"smart"doesnotfitthestructure;thecorrectformwouldbe"toocleverto..."OptionCisgrammaticallycorrectbutlessrelevanttothestructure.OptionDisincorrectbecause"busy"doesnotfitthestructure;thecorrectformwouldbe"toobusytoeat."3.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,whichsentencecorrectlyusesthefutureperfectcontinuoustensetodescribeanongoingactionthatwillcontinueuntilafuturepoint?A.Shewillhavefinishedthebookbynextweek.B.Theywillhavebeenstudyingforthreehourswhentheexamstarts.C.Hewillhavewrittentheessaytomorrow.D.Thestudentswillhaveeatendinnerbythetimethemoviebegins.Answer:BExplanation:OptionBiscorrectbecauseitusesthefutureperfectcontinuoustense("willhavebeenstudying")todescribeanactionthatwillcontinueuntilafuturepoint("whentheexamstarts").OptionAisincorrectbecauseitusesthefutureperfecttense("willhavefinished").OptionCisincorrectbecauseitusesthesimplefuturetense("willhavewritten").OptionDisincorrectbecauseitusesthefutureperfecttense("willhaveeaten").4.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,whichsentencecorrectlyusesthesecondconditionaltodescribeahypotheticalsituationinthepresentorfuture?A.IfIhadstudiedharder,Iwouldhavepassedtheexam.B.Ifsheweretowintheprize,shewouldbeveryhappy.C.Iftheyhadgonetotheparty,theywouldhaveseenus.D.Ifitrainedtomorrow,wewouldgotothebeach.Answer:BExplanation:OptionBiscorrectbecauseitusesthesecondconditional("Ifsheweretowin...")todescribeahypotheticalsituationinthepresentorfuture.OptionAisincorrectbecauseitusesthethirdconditional("IfIhadstudied...").OptionCisincorrectbecauseitusesthethirdconditional("Iftheyhadgone...").OptionDisincorrectbecauseitusesthefirstconditional("Ifitrained...").5.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,whichsentencecorrectlyusesthepastperfecttensetodescribeanactionthatwascompletedbeforeanotherpastaction?A.Sheboughtanewcarwhenshearrivedattheairport.B.Theyhadfinishedtheprojectbeforethedeadline.C.Hewillhaveeatendinnerbythetimeyouarrive.D.Thestudentswerestudyingwhentheteacherenteredtheclassroom.Answer:BExplanation:OptionBiscorrectbecauseitusesthepastperfecttense("hadfinished")todescribeanactionthatwascompletedbeforeanotherpastaction("beforethedeadline").OptionAisincorrectbecauseitusesthesimplepasttense("bought").OptionCisincorrectbecauseitusesthefutureperfecttense("willhaveeaten").OptionDisincorrectbecauseitusesthesimplepasttense("werestudying").6.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,whichsentencecorrectlyusesthepresentperfectcontinuoustensetodescribeanactionthatstartedinthepastandcontinuestothepresent?A.Shehasbeenworkingonthereportforthreedays.B.Theyhavefinishedthemovie.C.Hehaswrittentheessayyesterday.D.Thestudentshavebeenstudyingsincemorning.Answer:DExplanation:OptionDiscorrectbecauseitusesthepresentperfectcontinuoustense("havebeenstudying")todescribeanactionthatstartedinthepast("sincemorning")andcontinuestothepresent.OptionAisincorrectbecauseitusesthepresentperfectcontinuoustensebutthetimeframeisnotclearlyconnectedtothepresent.OptionBisincorrectbecauseitusesthepresentperfecttense("havefinished").OptionCisincorrectbecauseitusesthesimplepasttense("haswritten").7.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,whichsentencecorrectlyusesthepresentperfecttensetodescribeapastactionwithanunknowntimeframe?A.Shehasjustfinishedthebook.B.TheyhavebeentoLondonmanytimes.C.Hewillhaveeatendinnerbythetimeyouarrive.D.Thestudentswerestudyingwhentheteacherenteredtheclassroom.Answer:AExplanation:OptionAiscorrectbecauseitusesthepresentperfecttense("hasjustfinished")todescribeapastactionwithanunknowntimeframe.OptionBisincorrectbecauseitusesthepresentperfecttensebutthetimeframeisnotunknown.OptionCisincorrectbecauseitusesthefutureperfecttense("willhaveeaten").OptionDisincorrectbecauseitusesthesimplepasttense("werestudying").8.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,whichsentencecorrectlyusesthepastperfecttensetodescribeanactionthatwascompletedbeforeanotherpastaction?A.Sheboughtanewcarwhenshearrivedattheairport.B.Theyhadfinishedtheprojectbeforethedeadline.C.Hewillhaveeatendinnerbythetimeyouarrive.D.Thestudentswerestudyingwhentheteacherenteredtheclassroom.Answer:BExplanation:OptionBiscorrectbecauseitusesthepastperfecttense("hadfinished")todescribeanactionthatwascompletedbeforeanotherpastaction("beforethedeadline").OptionAisincorrectbecauseitusesthesimplepasttense("bought").OptionCisincorrectbecauseitusesthefutureperfecttense("willhaveeaten").OptionDisincorrectbecauseitusesthesimplepasttense("werestudying").9.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,whichsentencecorrectlyusesthefutureperfecttensetodescribeanactionthatwillbecompletedbeforeafuturepoint?A.Shewillhavefinishedthebookbynextweek.B.Theywillhavebeenstudyingforthreehourswhentheexamstarts.C.Hewillhavewrittentheessaytomorrow.D.Thestudentswillhaveeatendinnerbythetimethemoviebegins.Answer:AExplanation:OptionAiscorrectbecauseitusesthefutureperfecttense("willhavefinished")todescribeanactionthatwillbecompletedbeforeafuturepoint("bynextweek").OptionBisincorrectbecauseitusesthefutureperfectcontinuoustense("willhavebeenstudying").OptionCisincorrectbecauseitusesthesimplefuturetense("willhavewritten").OptionDisincorrectbecauseitusesthefutureperfecttense("willhaveeaten").10.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,whichsentencecorrectlyusesthesecondconditionaltodescribeahypotheticalsituationinthepresentorfuture?A.IfIhadstudiedharder,Iwouldhavepassedtheexam.B.Ifsheweretowintheprize,shewouldbeveryhappy.C.Iftheyhadgonetotheparty,theywouldhaveseenus.D.Ifitrainedtomorrow,wewouldgotothebeach.Answer:BExplanation:OptionBiscorrectbecauseitusesthesecondconditional("Ifsheweretowin...")todescribeahypotheticalsituationinthepresentorfuture.OptionAisincorrectbecauseitusesthethirdconditional("IfIhadstudied...").OptionCisincorrectbecauseitusesthethirdconditional("Iftheyhadgone...").OptionDisincorrectbecauseitusesthefirstconditional("Ifitrained...").二、填空题（总共10题，每题2分，共20分）1.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,fillintheblankwiththecorrectformoftheverbinthepassivevoice:"Thereport______bythestudentsnextFriday."Answer:willbewrittenExplanation:Thesentencerequiresthefuturepassivevoicetodescribeanactionthatwillbeperformedbythesubject("thestudents").Thecorrectformis"willbewritten."2.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,fillintheblankwiththecorrectformoftheverbinthepresentperfectcontinuoustense:"She______forthreehourswhenthephonerang."Answer:hasbeenwaitingExplanation:Thesentencerequiresthepresentperfectcontinuoustensetodescribeanactionthatstartedinthepastandcontinueduntilanotherpastaction("whenthephonerang").Thecorrectformis"hasbeenwaiting."3.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,fillintheblankwiththecorrectformoftheverbinthepastperfecttense:"He______theexambeforeherealizedhehadforgottenhiswallet."Answer:hadtakenExplanation:Thesentencerequiresthepastperfecttensetodescribeanactionthatwascompletedbeforeanotherpastaction("beforeherealized...").Thecorrectformis"hadtaken."4.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,fillintheblankwiththecorrectformoftheverbinthefutureperfecttense:"Bythetimetheconferenceends,they______theagreement."Answer:willhavesignedExplanation:Thesentencerequiresthefutureperfecttensetodescribeanactionthatwillbecompletedbeforeafuturepoint("Bythetimetheconferenceends").Thecorrectformis"willhavesigned."5.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,fillintheblankwiththecorrectformoftheverbinthesecondconditional:"IfI______moremoney,Iwouldbuyanewcar."Answer:hadExplanation:Thesentencerequiresthesecondconditionaltodescribeahypotheticalsituationinthepresentorfuture.Thecorrectformis"had."6.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,fillintheblankwiththecorrectformoftheverbinthepresentperfecttense:"She______toLondontwice,butshehasneverbeentoParis."Answer:hasbeenExplanation:Thesentencerequiresthepresentperfecttensetodescribeapastactionwithanunknowntimeframe.Thecorrectformis"hasbeen."7.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,fillintheblankwiththecorrectformoftheverbinthepastperfectcontinuoustense:"Thestudents______foranhourwhentheteacherenteredtheclassroom."Answer:hadbeenstudyingExplanation:Thesentencerequiresthepastperfectcontinuoustensetodescribeanactionthatstartedinthepastandcontinueduntilanotherpastaction("whentheteacherentered...").Thecorrectformis"hadbeenstudying."8.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,fillintheblankwiththecorrectformoftheverbinthefutureperfectcontinuoustense:"Bynextyear,she______forfiveyears."Answer:willhavebeenworkingExplanation:Thesentencerequiresthefutureperfectcontinuoustensetodescribeanactionthatwillcontinueuntilafuturepoint("Bynextyear").Thecorrectformis"willhavebeenworking."9.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,fillintheblankwiththecorrectformoftheverbinthesecondconditional:"Ifthey______moretime,theywouldfinishtheproject."Answer:hadExplanation:Thesentencerequiresthesecondconditionaltodescribeahypotheticalsituationinthepresentorfuture.Thecorrectformis"had."10.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,fillintheblankwiththecorrectformoftheverbinthepresentperfectcontinuoustense:"He______fortwohourswhenhesuddenlyrememberedhehadforgottenhiskeys."Answer:hasbeendrivingExplanation:Thesentencerequiresthepresentperfectcontinuoustensetodescribeanactionthatstartedinthepastandcontinueduntilanotherpastaction("whenhesuddenlyremembered...").Thecorrectformis"hasbeendriving."三、判断题（总共10题，每题2分，共20分）1.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,thesentence"Thebookwasreadbyheryesterday"isgrammaticallycorrect.Answer:FalseExplanation:Thesentenceisgrammaticallyincorrectbecauseitshouldbe"Shereadthebookyesterday"intheactivevoice.Thepassivevoicewouldbe"Thebookwasreadbyheryesterday."2.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,thesentence"Shewillhavebeenstudyingforthreehoursbythetimetheexamstarts"correctlyusesthefutureperfectcontinuoustense.Answer:TrueExplanation:Thesentencecorrectlyusesthefutureperfectcontinuoustensetodescribeanactionthatwillcontinueuntilafuturepoint.3.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,thesentence"IfIweretowintheprize,Iwouldbeveryhappy"correctlyusesthesecondconditional.Answer:TrueExplanation:Thesentencecorrectlyusesthesecondconditionaltodescribeahypotheticalsituationinthepresentorfuture.4.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,thesentence"Shehasfinishedthebook"correctlyusesthepresentperfecttense.Answer:TrueExplanation:Thesentencecorrectlyusesthepresentperfecttensetodescribeapastactionwithanunknowntimeframe.5.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,thesentence"Hehadfinishedtheprojectbeforethedeadline"correctlyusesthepastperfecttense.Answer:TrueExplanation:Thesentencecorrectlyusesthepastperfecttensetodescribeanactionthatwascompletedbeforeanotherpastaction.6.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,thesentence"Thestudentswillhaveeatendinnerbythetimethemoviebegins"correctlyusesthefutureperfecttense.Answer:TrueExplanation:Thesentencecorrectlyusesthefutureperfecttensetodescribeanactionthatwillbecompletedbeforeafuturepoint.7.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,thesentence"Ifshehadstudiedharder,shewouldhavepassedtheexam"correctlyusesthethirdconditional.Answer:FalseExplanation:Thesentencecorrectlyusesthethirdconditionaltodescribeahypotheticalsituationinthepast.8.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,thesentence"Shewillbestudyingforthreehourswhentheexamstarts"correctlyusesthefuturecontinuoustense.Answer:FalseExplanation:Thesentenceshouldusethefutureperfectcontinuoustensetodescribeanactionthatwillcontinueuntilafuturepoint.Thecorrectformwouldbe"Shewillhavebeenstudyingforthreehourswhentheexamstarts."9.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,thesentence"TheyhavebeentoLondonmanytimes"correctlyusesthepresentperfecttense.Answer:TrueExplanation:Thesentencecorrectlyusesthepresentperfecttensetodescribeapastactionwithanunknowntimeframe.10.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,thesentence"Ifitrainstomorrow,wewillgotothebeach"correctlyusesthefirstconditional.Answer:TrueExplanation:Thesentencecorrectlyusesthefirstconditionaltodescribearealpossibilityinthefuture.四、简答题（总共8题，每题2分，共16分）1.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,explainthedifferencebetweenthepresentperfecttenseandthesimplepasttense.Answer:Thepresentperfecttense("has/have+pastparticiple")isusedtodescribeapastactionwithanunknowntimeframeoranactionthathasrelevancetothepresent.Thesimplepasttense("pastformoftheverb")isusedtodescribeaspecificactionthatoccurredandendedinthepast.Forexample,"Shehasfinishedthebook"(unknowntimeframe)vs."Shefinishedthebookyesterday"(specifictime).2.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,explainhowtoformthefutureperfecttense.Answer:Thefutureperfecttenseisformedusing"willhave+pastparticiple."Forexample,"Shewillhavefinishedthebookbynextweek."Thistenseisusedtodescribeanactionthatwillbecompletedbeforeafuturepoint.3.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,explainthepurposeofthesecondconditional.Answer:Thesecondconditional("If+pastsubjunctive,would+baseverb")isusedtodescribeahypotheticalsituationinthepresentorfuture.Forexample,"IfIhadmoremoney,Iwouldbuyanewcar."Itisusedtoexpresswishesorpossibilitiesthatarenotreal.4.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,explainhowtoformthepastperfecttense.Answer:Thepastperfecttenseisformedusing"had+pastparticiple."Forexample,"Shehadfinishedthebookbeforeshewenttobed."Thistenseisusedtodescribeanactionthatwascompletedbeforeanotherpastaction.5.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,explainthedifferencebetweenthepassivevoiceandtheactivevoice.Answer:Theactivevoice("subject+verb+object")emphasizesthesubjectperformingtheaction.Forexample,"Shewrotethebook."Thepassivevoice("object+be+pastparticiple+by+subject")emphasizestheobjectreceivingtheaction.Forexample,"Thebookwaswrittenbyher."6.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,explainhowtoformthepresentperfectcontinuoustense.Answer:Thepresentperfectcontinuoustenseisformedusing"has/have+been+presentparticiple."Forexample,"Shehasbeenstudyingforthreehours."Thistenseisusedtodescribeanactionthatstartedinthepastandcontinuestothepresent.7.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,explainthepurposeofthefirstconditional.Answer:Thefirstconditional("If+simplepresent,will+baseverb")isusedtodescribearealpossibilityorafutureevent.Forexample,"Ifitrainstomorrow,wewillgotothebeach."Itisusedtoexpressconditionsandtheirlikelyresults.8.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,explainhowtoformthefutureperfectcontinuoustense.Answer:Thefutureperfectcontinuoustenseisformedusing"willhavebeen+presentparticiple."Forexample,"Shewillhavebeenstudyingforthreehoursbynextweek."Thistenseisusedtodescribeanactionthatwillcontinueuntilafuturepoint.五、应用题（总共8题，每题4分，共24分）1.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,rewritethefollowingsentenceinthepassivevoice:"Thestudentscompletedtheprojectlastweek."Answer:Theprojectwascompletedbythestudentslastweek.Explanation:Thesentenceisrewritteninthepassivevoicetoemphasizetheobject("theproject")receivingtheaction.2.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,rewritethefollowingsentenceinthepresentperfectcontinuoustense:"Sheisreadingthebooknow."Answer:Shehasbeenreadingthebookforanhour.Explanation:Thesentenceisrewritteninthepresentperfectcontinuoustensetodescribeanactionthatstartedinthepastandcontinuestothepresent.3.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,rewritethefollowingsentenceinthepastperfecttense:"Hefinishedtheexambeforehelefttheclassroom."Answer:Hehadfinishedtheexambeforehelefttheclassroom.Explanation:Thesentenceisrewritteninthepastperfecttensetodescribeanactionthatwascompletedbeforeanotherpastaction.4.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,rewritethefollowingsentenceinthefutureperfecttense:"Theywillfinishtheprojectbynextweek."Answer:Theywillhavefinishedtheprojectbynextweek.Explanation:Thesentenceisrewritteninthefutureperfecttensetodescribeanactionthatwillbecompletedbeforeafuturepoint.5.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,rewritethefollowingsentenceinthesecondconditional:"Ifshehadmoretime,shewouldstudyharder."Answer:Ifshehadmoretime,shewouldstudyharder.Explanation:Thesentenceisalreadycorrectlywritteninthesecondconditionaltodescribeahypotheticalsituationinthepresentorfuture.6.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,rewritethefollowingsentenceinthepresentperfecttense:"Theybuiltthehouselastyear."Answer:Theyhavebuiltthehouse.Explanation:Thesentenceisrewritteninthepresentperfecttensetodescribeapastactionwithanunknowntimeframe.7.Accordingtothe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,rewritethefollowingsentenceinthepastperfectcontinuoustense:"Thestudentswerestudyingwhentheteacherenteredtheclassroom."Answer:Thestudentshadbeenstudyingforanhourwhentheteacherenteredtheclassroom.Explanation:Thesentenceisrewritteninthepastperfectcontinuoustensetodescribeanactionthatstartedinthepastandcontinueduntilanotherpastaction.8.Inthe2026JiangsuSeniorHighSchoolEnglishGrammarPracticeforUnit9,rewritethefollowingsentenceinthefutureperfectcontinuoustense:"Shewillbedrivingforthreehourswhentheexamstarts."Answer:Shewillhavebeendrivingforthreehourswhentheexamstarts.Explanation:Thesentenceisrewritteninthefutureperfectcontinuoustensetodescribeanactionthatwillcontinueuntilafuturepoint.【标准答案及解析】一、单项选择题1.C2.A3.B4.B5.B6.D7.A8.B9.A10.B二、填空题1.willbewritten2.hasbeenwaiting3.hadtaken4.willhavesigned5.had6.hasbeen7.hadbeenstudying8.willhavebeenworking9.had10.hasbeendriving三、判断题1.False2.True3.True4.True5.True6.True7.False8.False9.True10.True四、简答题1.Thepresentperfecttense("has/have+pastparticiple")isusedtodescribeapastactionwithanunknowntimeframeoranactionthathasrelevancetothepresent.Thesimplepasttense("pastformoftheverb")isusedtodescribeaspecificactionthatoccurredandendedinthepast.Forexample,"Shehasfinishedthebook"(unknowntimeframe)vs."Shefinishedthebookyesterday"(specifictime).2.Thefutureperfecttenseisformedusing"willhave+pastparticiple."Forexample,"Shewillhavefinishedthebookbynextweek."Thistenseisusedtodescribeanactionthatwillbecompletedbeforeafuturepoint.3.Thesecondconditional("If+pastsubjunctive,would+baseverb")isusedtodescribeahypotheticalsituationinthepresentorfuture.Forexample,"IfIhadmoremoney,Iwouldbuyanewcar."Itisusedtoexpresswishesorpossibilitiesthatarenotreal.4.Thepastperfecttenseisformedusing"had+pastparticiple."Forexample,"Shehadfinishedthebookbeforeshewenttobed."Thistenseisusedtodescribeanactionthatwascompletedbeforeanotherpastaction.5.Theactivevoice("subject+verb+object")emphasizesthesubjectperformingtheaction.Forexample,"Shewrotethebook."Thepassivevoice("object+be+pastparticiple+by+subject")emphasizestheobjectreceivingtheaction.Forexample,"Thebookwaswrittenbyher."6.Thepresentperfectcontinuoustenseisformedusing"has/have+been+presentparticiple."Forexample,"Shehasbeenstudyingforthreehours."Thistenseisusedtodescribeanactionthatstartedinthepastandcontinuestothepresent.7.Thefirstconditional("If+simplepresent,will+baseverb")isusedtodescribearealpossibilityorafutureevent.Forexample,"Ifitrainstomorrow,wewillgotothebeach."Itisusedtoexpressconditionsandtheirlikelyresults.8.Thefutureperfectcontinuoustenseisformedusing"willhavebeen+presentparticiple."Forexample,"Shewillhavebeenstudyingforthreehoursbynextweek."Thistenseisusedtodescribeanactionthatwillcontinueuntilafuturepoint.五、应用题1.Theprojectwascompletedbythestudentslastweek.2.Shehasbeenreadingthebookforanhour.3.Hehadfinishedtheexambeforehelefttheclassroom.4.Theywillhavefinishedtheprojectbynextweek.5.Ifshehadmoretime,shewouldstudyharder.6.Theyhavebuiltthehouse.7.Thestudentshadbeenstudyingforanhourwhentheteacherenteredtheclassroom.8.Shewillhavebeendrivingforthreehourswhentheexamstarts.【解析】一、单项选择题1.Ciscorrectbecauseitusesthepassivevoice("wasconducted")toemphasizetheactionperformedonthesubject("theexperiment").2.Aiscorrectbecauseituses"too...to..."toindicateinability("tootiredtogotobedearly").3.Biscorrectbecauseitusesthefutureperfectcontinuoustense("willhavebeenstudying")todescribeanongoingactionuntilafuturepoint.4.Biscorrectbecauseitusesthesecondconditional("Ifsheweretowin...")t