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1、Unit2TheenvironmentGrammarandusage2教 材:牛津高中英語(模塊五)高二上學(xué)期文檔內(nèi)容:教學(xué)設(shè)計—教案單 元:Unit2Theenvironment板 塊:Grammar2Thoughtsonthedesign:本節(jié)課是本單元Grammar的第二課時,內(nèi)容是現(xiàn)在分詞短語,目的是讓學(xué)生了解現(xiàn)在分詞短語在句中作狀語,可表示時間,原因,結(jié)果,條件等。非謂語動詞在高中語法的學(xué)習(xí)中占了十分重要的地位,也是學(xué)生在學(xué)習(xí)中比較難掌握的一項語法內(nèi)容。因此課時的設(shè)計上,由易到難,讓學(xué)生在其輕松愉快的環(huán)境中掌握所學(xué)的內(nèi)
2、容。Teachingaims:Afterlearningthissection,thestudentswillbeableto:1.knowtheverb-ingcanexpressthetime,thereason,theresultandthecondition.2.havetheopportunitytopractiseusingverb-ingphrases.Teachingprocedures:Step1Revision(PPT4)Revisionoffunctionsofverb-ingformasattribute,pr
3、edicative,objectcomplement[Explanation]課前對上一課時內(nèi)容回顧,以促進學(xué)生對現(xiàn)在分詞在句中作定語、表語和賓語補足語作用的掌握。Step2Adverbial(PPT5-14)①Seeingtheteacherenteringtheroom,thestudentsstoodup.②Beingastudent,hewasinterestedinsports.③Havingwrittentheletter,Johnwenttothepostoffice.現(xiàn)在分詞作狀語時,注意如下三點:1.相當(dāng)于相應(yīng)的從句
4、(PPT6-8)Rewritesentences1)Becauseheknewthattherewasadogoutside,thelittleboydidn’topenthedoor.=Knowingthattherewasadogoutside,thelittleboydidn’topenthedoor.(原因)2)Thecouplewentshopping.Asaresult,theylefttheireldestdaughteraloneathome.=Thecouplewentshopping,leavingtheireld
5、estdaughteraloneathome.(結(jié)果)3)Timepermitting,Iwillmeetyouforlunch.=Iftimepermits,Iwillmeetyouforlunch.(條件)4)Askingaround,Ifindmanypeoplewillingtopayslighthigherpricesforthingsthatareenvironmentally.=whenIaskaround,Ifindmanypeoplewillingtopayslighthigherpricesforthingstha
6、tareenvironmentally.(時間)2.分詞的邏輯主語就是全句的主語(PPT9-10)Hetraveledontheplanelikethis,keepingthetortoisehiddeninablanket.(keeping的邏輯主語和句子的主語一致,都是he)_______throughthepark,beautifulflowerscouldbeseeneverywhere.(B)A.WalkingB.WhenIwalkedC.WalkD.Walked3.現(xiàn)在分詞作狀語時有不同的時態(tài)與語態(tài)(PPT11-14)1)
7、完成主動式Havingfinishedherhomework,shewenttobed.Havingheardthis,thewomanastronautexpressedhersatisfaction.分詞所表示的動作發(fā)生在句中謂語動詞所表示的動作之前,一般在句中作時間或原因狀語用,不能做定語用。2)一般被動式表示正在發(fā)生的被動動作,在句中作定語或狀語。Thecarbeingrepairedismine.=Thecarwhichisbeingrepairedismine.Beingrepaired,thecarcan’tbeused
8、.=As/Becauseitisbeingrepaired,thecarcan’tbeused.3)完成被動式表示發(fā)生在謂語動作之前的被動動作,在句中多作狀語,不能作定語。Havingbeenpraisedasecond