Unit8Grammar2教学设计2023-2024学年牛津译林版八年级英语上册

八年级上册Unit8NaturaldisastersGrammar(2)教学设计教学目标：Bytheendofthelesson,studentsshouldbeableto:useconjunctionsoftime“when,while,as”totalkaboutthings.教学内容：八上Unit8Grammar(2)内容与练习教学重难点：Howtounderstandthesentencestructure.Howtousetheknowledgetodotranslationwork.四、教学程序：（一）、检查并订正上次布置的作业；（二）、解答学生在英语学习中的有关问题；（三）、预习导航阅读教材P9798翻译下列短语和句子。1.摔倒3.进入房间5.堆雪人6.滚大雪球8.跑向他们合作探究BUsingwhen,whileandasLeadinLookatthepicturesandanswerthequestions.Whatwastherabbitdoingjustnow?Whatwasthepigdoingjustnow?Thewormwaseatingwhilethedogwasreading.Task1ReadandworkouttheruleSumup:1.当连接同时发生的两个延续性长动作时，常用while引导。e.g.WhileIwaswatchingTV,hewaslisteningtomusic.MilliewasreadingabookwhileEddiewassleeping.2.如果短暂性的动作是主句时，我们可以用when,while或as引导。e.g.When/while/asMilliewaswatchingTV,Andycameintotheroom.3.如果延续性的动作是主句时，我们经常用when来连接。e.g.MilliewaswatchingTVwhenAndycameintotheroom.4.如果两个短暂性的动作同时发生，我们通常用as连接。e.g.AsMilliesatdownonthesofa,Andycameintotheroom.注：当一个短暂性动作发生的同时伴随着一个延续性的动作，这时我们通常用过去进行时来表示延续性的动作，用一般过去时来表示短暂性的动作。Task2when,while的区别When引导的时间状语从句，谓语是延续性的，或者短暂性的。通常用一般过去时，也可以用进行时。MymotherwaswatchingTVwhileIwasdoingmyhomework.Hewastakingashowerwhilehiswifewastalkingonthephone.while引导的时间状语从句，谓语动词只能是延续性的，通常用进行时。Theteachercamein____studentsweretalkingnoisily.=Thestudentsweretalkingnoisily___theteachercamein.when后通常加短暂性动词，如：arrive,ein,getup,open,close,finish,begin,e,go,arrive,reach,getto,leave,move,borrow,buy,die,knock等While后通常加延续性动词,如：live,run,stay,clean,play,hold,watch,teach,read,study,teach,eat,drink,write,dance,sing,smoke…拓展提高Task3PlayinginthesnowSomeClass1,Grade8studentswenttoplayinthesnow.pletethesentenceswiththecorrectformsoftheverbsinblanks.Usewhen,whileandastoconnectthesentences.五、课堂练习（一）、用所给动词的适当形式填空（每空4分，共40分）1.Mybrother_____________(do)hishomeworkwhenIleftmyhouse.2.Whilewe_____________(wait)forthebus,agirl__________(run)uptous.3.AsI____________(walk)inthepark,it___________(begin)torain.4.MrsGreen______________(notwash)clothesatthistimeyesterday.5.Isawthetrafficaccident__________(happen)whenIwalkedacrossthestreetyesterday.6.Didyouwatchtheexcitingfilmlastnight?No,I(study)fortheexamatthattime.Thetwins(learn)Chinesewhentheirmother(e)in.（二）、用when/while/as填空（每空5分，共60分）。1.Mywalletdroppedontheground________Iwasrunning.2.__________Iwasswimming,youwereworking.3.Bajiebegantocry_________Wukongopenedthedoor.4.Mysisterwaswritinganemail__________IwaswatchingTVatthistime5.__________thetelephonerang,Ibecamenervous.6.Wassheclearingupthedesk_______thebellrang?7.Thedaysgetlonger__________springes.8.Lucywaslisteningtotheradio________LilywaswatchingTV.9.Themanagerofthehotelwaswaitingatthegate__________theguestsarrived.

10.Thingsaregettingbetterandbetter________timegoeson