第三讲语法Unit_3_Life_in_the_future-Grammar新人教必修五[课件]

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1、Unit3LifeinthefutureDiscoveringusefulstructuresPastparticiple(3)UsedastheadverbialWorriedaboutthejourney,Iwasunsettledforthefirstfewdays.=AsIwasworriedaboutthejourney,Iwasunsettledforthefirstfewdays.Rewritethesentencebelow.participleusedastheadverbialReadthreemorese

2、ntenceswithpastparticiplesusedastheadverbial.1.Well-knownfortheirexpertise,hisparents’company,called“FutureTour”,transportedmesafelyintothefutureinatimecapsule.2.Hitbyalackoffreshair,myheadached.3.Exhausted,Islidintobedandfellfastsleep.Moreexamplesentences1.Whenitis

3、heated,icewillbechangedintowater.2.Whenitisseenunderamicroscope,afreshsnowflakehasadelicatesix-pointedshape.Whenheated,icewillbechangedintowater.Seenunderamicroscope,afreshsnowflakehasadelicatesix-pointedshape.过去分词作时间状语1.Whenitisheated,icewillbechangedintowater.When

4、heated,icewillbechangedintowater.2.Whenitisseenunderamicroscope,afreshsnowflakehasadelicatesix-pointed.Seenunderamicroscope,afreshsnowflakehasadelicatesix-pointedshape.过去分词作原因状语1.Since/Asshewasgivenadvicebythefamousdetective,theyoungladywasnolongerafraid.Givenadvice

5、bythefamousdetective,theyoungladywasnolongerafraid.2.Becauseitwasdoneinahurry,hishomeworkwasfullofmistakes.Doneinahurry,hishomeworkwasfullofmistakes.过去分词作条件或者假设状语Iftheyhadbeengivenmoreattention,thecabbagescouldhavegrownbetter.Givenmoreattention,thecabbagescouldhaveg

6、rownbetter.2.IfIamcomparedwithyou,westillhavealongwaytogo.Comparedwithyou,westillhavealongwaytogo.过去分词作方式或伴随情况状语1.Thehunterlefthishouse,andhewasfollowedbyhisdog.Thehunterlefthishouse,followedbyhisdog.2.Shesatbythewindow,andshewaslostinthought.Shesatbythewindow,losti

7、nthought.Althoughwewereexhaustedbytheclimb,wecontinuedourjourney,wecontinuedourjourney.Exhaustedbytheclimb,wecontinuedourjourney.过去分词作让步状语1)过去分词在句子中可以作时间状语、原因状语、伴随状语、条件状语、让步状语等。2)过去分词作状语时,过去分词的逻辑主语与句子主语一致。Summary过去分词作状语有两大特点：1)表示被动的动作，分词与主语的逻辑关系被动；2)表示已经完成的动作。1.Aske

8、dwhathadhappened,hetoldusaboutit.→Whenhewasaskedwhathadhappened,hetoldusaboutit.2.Well-knownforhisexpertadvice,hereceivedmanyinvitationsto