unit4 then and now.ppt

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1、ThenandnowUnit4PartA教学重点：1.能听说认读单词2.能听说认读句子教学难点：1.能听说认读本课时单词和句子。2.能正确使用一般过去时和一般现在时。NewwordsLet'slearn（点击图片，播放动画）Practice看单词说句子例：1.Iwasalittlebabytenyearsago.2.Mymotherwasyoungtwentyyearsago.yearsagolastyearmonthsagonowlastmonthgrassgymdininghallHi,IamYifan’

2、sgrandpa.TodayIwilltellyoutheschoolinmytime.我的时代Therewasnolibraryinmyoldschool.Look,myoldschoolTherewasonlyonesmallbuildingonahill.onlyonesmallbuildingTherewerenocomputersorInternetinmytime.原形是arenocomputernoInternetIcouldseestarsatnight.seestartsCouldyouse

3、estarsatnight?Iamgoingtovisitthemoon.visitthenoonTheAmericanstookaboutfivedaystogettherein1969.tookabout花了大约…takeYifantoldmeit.HelookeditupontheInternet.looked...up查询lookLet'stalkYifan,SarahandYifan’sgrandpaarehavingatalkaboutgandpa’soldschool.Let’swatchand

4、answer.WhatwasGrandpa’sschoollike?Let'swatch下一页（点击图片，播放动画）Let'sanswerWhatwasGrandpa’sschoollike?Therewasnolibraryintheschool.Therewasonlyonesmallbuildingonahill.TherewerenocomputersorInternet.Let'swatchagain下一页Grandpa:Vow,alibrary!Therewasnolibraryinmyoldsc

5、hool.Sarah:Tellusaboutyourschool,please.Grandpa:Therewasonlyonesmallbuildingonahill.Yifan:Couldyouseestartsatnight?Grandpa:Yes,Ilikedthestars.Sarah:Metoo.OnedayI’mgoingtovisitthemoon.Yifan:TheAmericanstookaboutfivedaystogettherein1969.Sarah:Howdoyouknowthat

6、?Yifan:Easy,IlookeditupontheInternet.Grandpa:Ah!TherewerenocomputersorInternetinmytime.Let'stalkGrandpa:Vow,alibrary!Therewasnolibraryinmyoldschool.Sarah:Tellusaboutyourschool,please.Grandpa:Therewasonlyonesmallbuildingonahill.Yifan:Couldyouseestartsatnight

7、?Grandpa:Yes,Ilikedthestars.Sarah:Metoo.OnedayI’mgoingtovisitthemoon.Yifan:TheAmericanstookaboutfivedaystogettherein1969.Sarah:Howdoyouknowthat?Yifan:Easy,IlookeditupontheInternet.Grandpa:Ah!TherewerenocomputersorInternetinmytime.Let'stalkTherewasnolibraryi

8、nmyoldschool.Therewasonlyonesmallbuildingonahill.Yes,Ilikestars.Iamgoingtovisitthemoon.Howtoyouknowthat?TherewerenocomputersorInternetinmytime.Grandpa:Vow,alibrary!Therenolibraryinmyoldschool.Sarah:usa