2026年貴州省人教版八年級英語下冊第12單元語法練習

2026年貴州省人教版八年級英語下冊第12單元語法練習1.Thenewlibraryinourschool______opennextmonth,whichwillprovidemorereadingspacesforstudents.A.isgoingtobebuiltB.willbebuiltC.isbuiltD.willbuild解析：本題考查一般將來時的被動語態。根據句意“我們學校的圖書館下個月將要開放”，主語library與動詞open之間存在被動關系，且動作發生在將來，故用willbebuilt。選項Aisgoingtobebuilt時態正確但語態錯誤；選項Cisbuilt時態錯誤；選項Dwillbuild時態正確但語態錯誤。2.Ifit______finetomorrow,wewillgotothezooforanouting.A.isB.willbeC.areD.willbegoingto解析：本題考查一般現在時在if條件句中的用法。根據句意“如果明天天氣好，我們就去動物園郊游”，if引導的條件狀語從句用一般現在時表示將來，主語it指天氣，謂語動詞用is。選項B、D表示將來時，但if從句中不用will；選項C主謂不一致。3.Mysister______tovisitmenextweekend,butshehasn'tdecidedyet.A.isgoingtoB.goestoC.willgotoD.isgoing解析：本題考查動詞不定式的用法。根據句意“我妹妹下周末打算來看我，但她還沒決定”，表示計劃或打算用begoingtodo。選項Bgoesto表示決定性計劃；選項Cwillgoto表示將來；選項Disgoing缺少動詞原形。4.______youfinishyourhomework,youcanwatchTV.A.AssoonasB.UntilC.BeforeD.After解析：本題考查時間狀語從句。根據句意“你一完成作業就可以看電視”，表示“一……就……”用assoonas。選項Buntil表示“直到”；選項Cbefore表示“在……之前”；選項Dafter表示“在……之后”。5.Theteacheraskedus______weshouldbringourtextbooksthenextday.A.ifB.whetherC.thatD.what解析：本題考查賓語從句。asksbwhether/ifsthshoulddosth是固定結構，意為“詢問某人是否應該做某事”。選項Cthat在ask后不引導賓語從句；選項Dwhat不能引導賓語從句。6.IfI______you,Iwouldstudyharderfortheexam.A.amB.wereC.ambeingD.willbe解析：本題考查虛擬語氣。根據句意“如果我是你，我會為考試更努力學習”，表示與事實相反的假設用虛擬語氣，從句用一般過去時。選項A、C、D時態錯誤。7.Theboy______injuredintheaccidentisnowinthehospital.A.whichisB.whoisC.thatisD.whomis解析：本題考查定語從句。先行詞boy指人，關系代詞用who，且在從句中作主語，需用is。選項A、Cwhich/that指物；選項Dwhom在從句中作賓語。8.It'simportantforstudents______theyhaveagoodhabit.A.thatB.whichC.whatD.how解析：本題考查主語從句。It'simportantthat...是固定句型，that引導主語從句，且在從句中不充當任何成分。選項B、C、D在從句中作成分。9.Thestudentsweresurprised______theteachertoldthemthenews.A.atB.withC.forD.in解析：本題考查介詞搭配。besurprisedatsth是固定搭配，意為“對某事感到驚訝”。選項Bwith、Cfor、Din均不與surprised搭配。10.Ifyou______morecarefully,youwouldn'thavemadethismistake.A.workB.workedC.willworkD.hadworked解析：本題考查虛擬語氣。根據句意“如果你更仔細一點，就不會犯這個錯誤”，表示對過去的虛擬用過去完成時。選項A、C、D時態錯誤。1.Thecompanyisgoingto______anewfactorynextyearinthisarea.2.Ifit______tomorrow,wewillhaveapicnicinthepark.3.Sheaskedme______Icouldhelpherwiththehomework.4.______youfinishthereport,youcanleaveearly.5.Thegirl______livesnextdoorismybestfriend.6.Itisimportant______wekeeptheclassroomclean.7.IfI______you,Iwouldcallhimimmediately.8.Theman______Ispoketolastweekisafamouswriter.9.Theyweresurprised______theirteachergavethemanextrahomework.10.It'simportantforus______westudyEnglishwell.1.Thenewmuseumwillbeopenednextmonth,sowecanvisititthen.(×)解析：beopen表示“開放”，應用主動語態，正確表達為Thenewmuseumwillopennextmonth.2.Ifitrainstomorrow,wewillgotothezoo.(×)解析：if從句用一般現在時表示將來，正確表達為Ifitrainstomorrow,wewillgotothezoo.3.Mysisterisgoingtovisitmenextweekend,butshehasn'tdecidedyet.(×)解析：表示計劃用begoingtodo，正確表達為Mysisterisgoingtovisitmenextweekend.4.Assoonasyoufinishyourhomework,youcanwatchTV.(√)5.Theteacheraskedusifweshouldbringourtextbooksthenextday.(×)解析：asksbwhether/ifsthshoulddosth是固定結構，正確表達為Theteacheraskeduswhetherweshouldbringourtextbooksthenextday.6.IfIwereyou,Iwouldstudyharderfortheexam.(√)7.Theboywhoisinjuredintheaccidentisnowinthehospital.(×)解析：who指人，正確表達為Theboywhoisinjuredintheaccidentisnowinthehospital.8.It'simportantthatstudentstheyhaveagoodhabit.(×)解析：It'simportantthat...引導主語從句，that不充當成分，正確表達為It'simportantthatstudentshaveagoodhabit.9.Thestudentsweresurprisedattheteachertoldthemthenews.(×)解析：besurprisedatsth是固定搭配，正確表達為Thestudentsweresurprisedatthenewstheteachertoldthem.10.Ifyouworkmorecarefully,youwouldn'thavemadethismistake.(×)解析：表示對過去的虛擬用過去完成時，正確表達為Ifyouhadworkedmorecarefully,youwouldn'thavemadethismistake.1.Explaintheuseof"begoingtodo"inthesentence"Thecompanyisgoingtobuildanewfactorynextyear."答：begoingtodo表示計劃或打算，常用于將來時間，且主語與動詞之間是主動關系。2.Howdoes"if"functioninthesentence"Ifitrainstomorrow,wewillgotothezoo."答：if引導條件狀語從句，用一般現在時表示將來。3.Whatisthedifferencebetween"that"and"whether"inthesentence"SheaskedmewhetherIcouldhelpher."答：whether可引導賓語從句，that不可；whether可連接whether/if從句，that不可。4.Whyis"assoonas"usedin"Assoonasyoufinishyourhomework,youcanwatchTV."答：assoonas表示“一……就……”，連接時間狀語從句，強調動作的即時性。5.Howtouse"who"inthesentence"Thegirlwholivesnextdoorismybestfriend."答：who指人，在從句中作主語，先行詞是girl。6.Whatdoes"It'simportantthat..."meaninthesentence"It'simportantthatwekeeptheclassroomclean."答：It'simportantthat...是固定句型，that引導主語從句，不充當成分。7.Whyis"were"usedin"IfIwereyou,Iwouldstudyharder."答：were表示與事實相反的假設，用一般過去時。8.Howtouse"whom"inthesentence"ThemanwhomIspoketolastweekisafamouswriter."答：whom指人，在從句中作賓語，先行詞是man。1.Rewritethesentence"Theteacheraskedusifweshouldbringourtextbooksthenextday."using"whether."答：Theteacheraskeduswhetherweshouldbringourtextbooksthenextday.2.Changethesentence"Ifitrainstomorrow,wewillgotothezoo."intoapassivevoice.答：Ifitrainstomorrow,thezoowillbevisitedbyus.3.Completethesentence"Theboy______livesnextdoorismybestfriend."with"who."答：Theboywholivesnextdoorismybestfriend.4.Transformthesentence"It'simportantthatwestudyEnglishwell."intoanounclause.答：ItisimportantforustostudyEnglishwell.5.Writeasentenceusing"assoonas"todescribeyourdailyroutine.答：AssoonasIgetup,Ibrushmyteeth.6.Use"were"toexpressahypotheticalsituationinthesentence"IfIwereabird,Icouldfly."答：IfIwereabird,Icouldfly.7.Completethesentence"Theman______Ispoketolastweekisafamouswriter."with"whom."答：ThemanwhomIspoketolastweekisafamouswriter.8.Writeasentenceusing"begoingtodo"todescribeafutureplan.答：Thecompanyisgoingtoopenanewbranchnextyear.【標準答案及解析】一、單項選擇題1.B2.A3.A4.A5.B6.B7.B8.A9.A10.B解析：1.willbebuilt表示將來被動；2.if從句用一般現在時；3.begoingtodo表示計劃；4.assoonas表示“一……就……”；5.whether/if引導賓語從句；6.were表示虛擬語氣；7.who指人作主語；8.that引導主語從句；9.besurprisedatsth固定搭配；10.hadworked表示對過去的虛擬。二、填空題1.build2.rains3.whether4.Assoonas5.who6.that7.were8.whom9.at10.that解析：1.begoingtobuild表示計劃；2.if從句用一般現在時；3.whether引導賓語從句；4.assoonas表示“一……就……”；5.who指人作主語；6.that引導主語從句；7.were表示虛擬語氣；8.whom指人作賓語；9.besurprisedatsth固定搭配；10.that引導主語從句。三、判斷題1.×2.×3.×4.√5.×6.√7.×8.×9.×10.×解析：1.beopen應為open；2.if從句用一般現在時；3.begoingtodo表示計劃；4.assoonas表示“一……就……”；5.whether引導賓語從句；6.were表示虛擬語氣；7.who指人；8.th