Unit2Theenvironment-Grammarandusage（语法）教案（牛津版必修5）

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1、必修5Unit2Theenvironment教案Grammarandusage(语法)课题Theenvironment课时Grammar主备人授课时间教学目标1.LearnthefunctionsofV-ingforminsentences.2.EnablethestudentstomastertheusageofV-ingform教学重、难点1.Whyshouldweusev-ingfrom?2.Howdoweusev-ingform?教、学具slides预习要求workbook教师活动内容、方式学生活动内容、方式旁注Step1LeadinWeh

2、avelearnedthetextandthelanguagepointsinit:.NowpleasefindasmanysentenceswithV-ingforminthemasyoucaninthetext.Thenlet^stellthefunctionsoftheseV-ingforminthesentences.Step2TheusageofV-ingformTodaywewilllearnthefunctionsoftheV-ingforminsentencesandhowtouseV-ingformasanadjectiveora

3、dverb.Nowpleaselookatyourbooks(page28)Verb-ingformasanadjectiveoradverbThev-ingformcanalsobeusedlikeanadjectiveoradverb.•Wecanuseaverb-ingasthe:•AttributeAverb-ingformcanappearbeforeanoun.Itmodifiesthenounasanadjectivedoes.PracticeFillintheblankswiththeverbgiveninitsproperform

4、2.Averb-ingcanbeusedafterverbslikestand,sitandlie.Thesetwoactionsarehappeningatthesametime.Theystoodtalkingtoeachother.=Theystoodwhentheyweretalkingtoeachother.PracticeRewritethefollowingsentences•1•Whenheheardthemusic,hebegantogethomesick.•Hearingthemusic,hebegantogethomesick

5、.•2.Whentheysawtheflameontopofthemountain,theyknewthatanotherwarwouldbeginsoon.•Seeingtheflameontopofthemountain,theyknewthatanotherwarwouldbeginsoon.3-Averb-inghasperfectform,eg,havingworkedHavingworkedsidebysidewithmanyenvironmentalists,Iknowthatahealthyenvironmentandstablee

6、conomyshouldbepossibleatthesametime.PracticeRewritethefollowingsentences•I.Shegaveheropinionaboutthenewbuilding.Thensheleftthemeeting.Havinggivenheropinionaboutthenewbuilding,sheleftthemeeting.•2.Shemadeonelastefforttoseeherhusband.Thenshereturnedhome.Havingmadeonelasteffortto

7、seeherhusband,shereturnedhome.Step3ConsolidationWehavelearntheuseofV-ingformasanadjectiveoradverb.Nowpleasefinishtheexerciseonpage2usingthegrammarrulesyouhavelearnt*BeReadthisnewreportandfillintheblankswithwordsfromtheboxbelow.Practice1.Multiplechoice.Verb-ingphrasescanexpress

8、ReasonWearemakingbiggerholesinthenets,hopingtoavoidcatchingfi