上海教育版九年级英语下册Module1 Unit2第3课时教学课件

Module1ExplorationsandexchangesUnit2Cultureshock第3课时Grammar·下册·状语从句1.定义：状语从句在句中充当状语，由从属连词引导，它可以位于句首、句中或句末。2.类别：状语从句根据其作用可分为时间、地点、原因、条件、目的、结果、让步、比较、方式等。具体如下：语法聚焦类别连词举例时间状语从句when,while,as,before,after,since,till/until,assoonas等Whenweweredancing,abeggarcamein.我们正在跳舞的时候，一个乞丐进来了。Theywerewashingclotheswhilewewerereadingmagazines.当他们在洗衣服的时候，我们正在看杂志。(两个动作同时进行时，多用while引导)类别连词举例地点状语从句where,wherever等Maryfoundhervisawhereshelostit.玛丽在她弄丢签证的地方找到了它。Wecangowhereverwewouldliketogointhesummervacation.在暑假，我们可以想去哪里就去哪里。原因状语从句because,since,as,for等Ididn'tgoabroadwithherbecauseIcouldn'taffordit.我没有和她一起出国，因为我负担不起费用。类别连词举例条件状语从句if,unless,aslongas等You'llpasstheexamifyoustudyhard.如果你努力学习，你就会通过考试。You'llbelateunlessyouhurry.你会迟到的，除非你快一点。目的状语从句sothat,inorderthat,incase等Hehidhisstorybooksothathisteachercouldn'tfindit.他藏起了故事书，以便他的老师不会发现它。Takeyourumbrellaincaseitrains.带上你的伞，以防下雨。类别连词举例结果状语从句so…that,such…that等Shespokesofastthatnobodycouldcatchwhatshewassaying.她说得如此快，以至于没有人能听出来她在讲什么。Theprofessortoldthemsuchaninterestingstorythatallthestudentslaughed.教授讲了个很有趣的故事，以至于所有的学生都笑了。类别连词举例让步状语从句though,although,evenif,eventhough,however等【注意】although和though不能与but连用，但可以与yet,still连用Thoughshe'sveryyoung,sheknowsquitealot.尽管她还很小，但她懂得很多。EventhoughIdidn'tunderstandaword，Ikeptsmiling.即使我一个字也不懂，我还是保持微笑。类别连词举例比较状语从句as…as,notas/so…as,than,“the+比较级,the+比较级”等Wewereasluckyastheywere.我们和他们一样幸运。Themoreyouexercise,thehealthieryouwillbe.你运动越多，你就越健康。类别连词举例方式状语从句as,asif等DoasIsay.照我说的做。Thechildtalkedtousasifhewereagrown-up.这孩子像个大人似的跟我们谈话。3.状语从句的易错用法（1）“主将从现”与时态呼应：一些从属连词连接时间或条件状语从句时，要注意主句和从句之间的时态和形式。主句从句举例主句的三种形式：①主将(主句用一般将来时)②主情(主句含有情态动词)③主祈(主句是祈使句)当主句符合左栏的三种形式时，从句常用一般现在时Whenyourfatherreturns，hewillbringsomegiftsforyou.等你爸爸回来时，他会给你带些礼物的。Weshouldobeytheruleswhenweareinpublicplaces.在公众场所我们应该遵守规则。Don'tlaughatotherseventhoughyouthinkyouarethebest.即使你觉得自己是最棒的，也不要嘲笑别人。（2）“主将从现”的常考连词。连词举例assoonas(一……就……)AssoonasIfinishit，Iwillletyouknow.我一完成就会让你知道。till/until(直到……为止)Iwillsitheretill/untilyougetback.我会坐在这里直到你回来。when(当……时候)Whenastrongtyphooncomes，therewillbemanydisasters.当强台风来的时候，将会有很多灾害。连词举例before(在……之前)Tinawon'tgooutbeforeherhomeworkisfinished.在完成作业之前蒂娜是不会出去的。after(在……之后)HewillgotoBeijingtoworkafterhegraduatesfromtheuniversity.他大学毕业后将去北京工作。once(一旦)Onceyoutastethedeliciouscake，youwillfallinlovewithit.一旦你尝了这个美味的蛋糕，你就会爱上它。连词举例unless(除非；如果不)Hewon'tgotosleepunlessyoutellhimastory.要是你不给他讲故事他就不睡觉。if(如果)Ifpeoplethrowrubbishintothewrongdustbins，theywillbefined.如果人们把垃圾扔错了垃圾箱，他们将会被罚款。aslongas(只要)AslongasI'mfree,I'llhelpyou.只要我有空，我就会帮你。课堂练习一、选择括号里的正确连词填空1.Theoldmanputonhisglasses______________(sothat/inorderto)hecouldseemyfaceclearly.2.IusuallywatchTVintheevening______________(unless/if)Ihavetostudyforanexam.3.Hemustbeill______________(evenif/because)helookssopale.sothatunlessbecause4.Youmaycatchacold______________(incase/if)youdon'tputonmoreclothes.5.______________(As/Although)hewasachild,heknewalot.ifAlthough二、单项填空()1.MaryhaslearnedalotaboutthehistoryofSichuan_______shecanbeatourguide.(2022成都)A.evenif

B.assoonas

C.sothatC()2.—Daddy，canIgoouttoplaysoccerwithmyfriendsnow？—Well，youcan'tgo_______youfinishyourhomeworkfirst.(2022菏泽)A.if

B.since

C.unlessC()3.Foryoursafety,youmustn'tgetclosetothetrain_______itstops.(2022云南)A.while

B.whenC.sinceD.until()4.Theyhavebeenfriends_______theyfirstmet.(2022重庆A卷)A.since

B.while

C.before

D.afterDA()5._______ZhangGuimeiisn'tingoodhealth,sheworkshardtohelpherstudents.(2022重庆B卷)A.Although

B.IfC.Because

D.WhenA三、语法选择

AyoungBritishwomanhadshortlyarrivedinHongKong.Shenotyetlearned___1___abouttheChineseculture.()1.A.something

B.anything

C.everythingB

OnedayshewenttothehomeofaChinesefriendand___2___acupofChineseteaimmediately.Shewasnotthirstyandshealsofoundthistype___3___tearatherbitter(苦的).However,shefeltsheshoulddrinkit.()2.A.gives

B.gave

C.wasgiven()3.A.of

B.with

C.aboutCAHopingtofinishitquickly___4___shewouldnothavetodrinkthisteawhichshedidnotlike.Butassoonashercupbecamehalf-full,thehostinsistedofgivingher___5___.()4.A.evenif

B.aslongas

C.sothat()5.A.much

B.more

C.mostCBSeveraltimesshetoldthehostthatshehadhadenoughbut___6___seemedtohavenoeffect.Hercupkeptbeingfilledandshekepton___7___.()6.A.its

B.itself

C.it()7.