牛津译林版八年级下册Unit 3《Online tours》(Grammar 2)课件.ppt

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1、Grammar1.Whodesigned‘Aroundtheworldineighthours’?ItisdesignedbyNancyJackson.2.Whatisthemaincharactercalled?HeiscalledItchyFeet.3.Inwhatcoloraretheplacesyouhavevisitedmarked?Theyaremarkedinbrightpurple.Revisionabookshelf,awoodbookshelf,storebooksWhat’sthiscalledinEnglish?It_______abookshelfinEnglish

2、.What’sitmadeof?Itismadeof_____.What’situsedfor?Itisusedfor_______books.iscalledwoodstoringakey,ametalkey,openandlockadoorWhat’sthiscalledinEnglish?It_______akeyinEnglish.Whatisitmadeof?Itismadeof______.Whatisitusedfor?Itisusedfor_________________adoor.iscalledmetalopeningandlockingIt’scalleda_____

3、_inEnglish.It’s________paper.It’s_______sendingaletter.astamp,apaperstamp,sendaletterstampmadeofusedforWhatdoweusethisCD-ROMfor?Weuseitforplaying.=Itisusedforplaying.Whodesignedit?ItwasdesignedbyNancyJacksonStudentstalkaboutthethingsaroundthem.suchas:books(bemadeofpaper/writteninEnglish)knives(bema

4、deofmetal/inChina/usedfor/to)desks(bemadeofwood/paintedyellow)windowsblackboardspens…语态分类英语动词有两种语态,主动语态和被动语态。主动语态表示主语是动作的执行者,如:Theybuiltanewbridgeovertheriver.被动语态表示主语是动作的承受者,如:Anewbridgewasbuiltovertheriver.当主语是动作的执行者时,随后的动词用主动态;当主语是动作的承受者时,随后的动词用被动态。英语动词的主动态是没有标记的，而被动态则是有标记的，通常由助动词be+及物动词的过去分词构成。

5、ManypeoplespeakEnglish.(主动)Englishisspokenbymanypeople.(被动)Wecanusethepassivevoicewhenitisobviouswhoperformstheaction.e.g.Wordprocessingskillsaretaughtinourcomputerlessons.(ItisobviousthatthepersonwhoteacheswordprocessingskillsistheComputerStudiesteacher.)wedonotknowordonotwanttoknowwhoperformsthea

6、ction.e.g.Theprinterwassoldalready.(Wedonotwanttoknowwhosoldtheprinter.)wethinktheactionismoreimportantthanthepersonwhoperformstheaction.e.g.EducationalCD-ROMsaresoldinmanycountries.(ThefactthateducationalCD-ROMsaresoldinmanycountriesismoreimportantthanknowingwhoisresponsibleforsellingtheCD-ROMs)结构

7、一般现在时am/is/are+动词的过去分词一般过去时was/were+动词的过去分词主动语态和被动语态的对比和转换:主:被:IlearnEnglishEnglishislearnedme+++by被动语态被动语态主动语态和被动语态的转换:主:被:主语谓语宾语宾语谓语主语++++byNancyJacksondesignedthisCD-ROM.ThisCD-ROMwasdesignedbyNancyJacks