高中英语 book5 unit3 过去分词作状语的用法课件 新人教版必修5 课件VIP免费

looking-back翻译：1.这部电影让我想起了我的童年。（remind)2.植物因缺水而死亡。(lack)3.我们不应该忽略会议的主要目的.(lostsightof)4.他表现得好像什么事都没发生一样。(asif/though)Observethefollowingsentencesandanswerquestions:(I)Writteninahurry,thisarticlewasnotsogood!Hitbythelackoffreshair,myheadached.过去分词作__________表示_________和_______的动作。状语被动的完成()ⅡLost/indeepthought,hedidn’thearthesound.Worriedaboutthejourney,Iwasunsettledforthefirstfewdays.值得注意的是，有些过去分词因来源于系表结构，作状语时不表被动而表主动。这样的过去分词及短语常见的有：lost（专注于）；tied（厌烦）；exhausted（筋疲力尽）；worried（担心）；astonished(惊讶）；moved(感动）；surprised;excited,etc.2.过去分词作状语时其逻辑主语为主句的主语，此时应注意人称一致。Seenfromthetopofthehill,thecitylooksmorebeautifultous.Seeingfromthehill,wefindthecityverybeautiful.3.过去分词作状语来源于状语从句。(1)Caughtinaheavyrain,hewasallwet.因为淋了一场大雨，所以他全身湿透了。Becausehewascaughtinaheavyrain,hewasallwet.(2)Growninrichsoil,theseseedscangrowfast.(growninrichsoil为过去分词作条件状语，它来源于条件状语从句Iftheseseedsaregrowninrichsoil.如果种在肥沃的土壤里，这些种子能长得很快。【注意】状语从句改成过去分词作状语时有时还可保留连词，构成“连词＋过去分词”结构作状语。Whengivenamedicalexamination,youshouldkeepcalm.当你做体格检查时要保持镇定。4.过去分词作状语的位置。过去分词可放在主句前作句首状语，后面有逗号与主句隔开；也可放在主句后面，前面有逗号与主句隔开。Hestoodtheresilently,movedtotears.=Movedtotears,hestoodtheresilently.他静静地站在那里，被感动得热泪盈眶。Rewritewithproperconjunctions1.Unitedwestand,dividedwefall.Example:Ifweareunited,wewillstand,butifwearedivided,wewillfall.2.Askedwhathadhappened,hetoldusaboutit.→3.Wellknownforhisexpertadvice,hereceivedmanyinvitationstogivelectures.Whenhewasaskedwhathadhappened,hetoldusaboutit.→Becausehewaswellknownforhisexpertadvice,hereceivedmanyinvitationstogivelectures用过去分词作状语来改写句子。1)Whenhewasquestionedbythepoliceaboutthefire,hebecametense.→________________________________,hebecametense.Questionedbythepoliceaboutthefire2.Ifheisgivenmoretime,he’llmakeafirst-classtennisplayer.→____________,he’llmakeafirst-classtennisplayer.3)AsIwasconfusedbythenewsurroundings,Iwashitbythelackoffreshair.→______________________________,Iwashitbythelackoffreshair.GivenmoretimeConfusedbythenewsurroundings1._________theoldman,wewentupstairs.—wefollowed(跟着那个老人,我们上去了)2.__________bytheoldman,wewentupstairs.(wewere)(被那个老人跟着,我们上去了)CompareFollowingFollowedDifferencebetweenthePresentParticipleandthePastParticiple_____foralongtime,thebooklooksold.由于用了很长时间，这本书看上去很旧.______thebook,Ifindituseful.在使用的过程中，我发现这本书很有用.________(look)ather,hejumpedwithjoy._______(look)atbyher,hejumpedwithjoy.UsedUsingLookingLooked注意：选择现在分词还是过去分词，关键看主句的主语。如分词的动作是主句的主语发出，分词就选用现在分词，反之就用过去分词。