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1、我努力，我快乐高二英语编写人：刘艳玲张金英 审核人：闫继权李宝岭日期：2012-5Unit3InventorsandinventionsLanguagepoints(破疑案)一、问题呈现二、答疑解难【破疑内容】TaskI过去分词在句子中都可以做哪些成分？如何判定？课文原句再现：1.Preparedwithsomeresearchfindings,Idecidedonthreepossibleapproaches2.Betweentheoutsideandtheinsidewallsofthebowlthereissomejelly
2、,whichfreezeswhencooled.3.Butoncepickedup,theytriedtobiteme.4.Butmonitoredcarefully,thesnakesprovedtobenotrouble5.Pressedbymyfriendsandrelations,Idecidedtoseizetheopportunity…以上句子中划线部分在句子中都是做___________成分,可以用相应的从句来改写1.Preparedwith….=WhenI______________________withsome…
3、.2....whencooled=when________________cooled.3.Butoncepickedup=Butonce__________________pickedup4.Butmonitoredcarefully=Butwhen______________monitoredcarefully5.Pressedbymyfriendsandrelations=_________I_______pressedbymyfriendsandrelations过去分词在句子中还可以做哪些成分呢？读下列句子，得出总结：1…
4、butthereonlyseemedtobepowersdesignedtokillsnakes.()2.Iplacedthefrozenbowloverthesnakes’habitatandtheicecubeson….()3.ThenextmorningIcarriedinmyhandasmallnetusedforcatchingfish.()4.Heseemeddisappointedbythefailureofhispatent.5.Iwasembarrassedtoseeourteambeatenbyaweakerte
5、am.6.Thecriteriaaresostrictthatitisdifficulttogetnewideasacceptedunlesstheyaretrulynovel.()总结：过去分词在句子中还可以做________，________和______________一、动词-ed形式作定语过去分词作定语往往与被修饰的词靠得很紧,渐渐地成为一个复合词。这种分词叫分词形容词,实际上相当于一个单纯的形容词,除表示“完成”的动作之外,还表示“被动”的意义。如：spokenEnglish英语口语icedbeer冰冻啤酒cookedf
6、ood熟食friedchips炸土豆条但要注意不及物动词的过去分词常表示“完成”的动作,而不表示“被动”意义。如:boiledwater(开水);fallenleaves(落叶)therisensun(升起的太阳)等。1)Thetallmanisareturnedstudent．高个子的那个人是个归国留学生。2)Myparentsarebothretiredteachers．我的父母都是退休教师。(1)前置定语单个的动词-ed形式,一般放在被修饰的名词的前面,作前置定语。Theexcitedpeoplerushedintobuild
7、ing.(=thepeoplewhowereexcited)Losttimecanneverbefoundagain(=timewhichislost)(2)后置定语①少数单个动词的-ed形式,如left等,只能作后置定语。e.g.Thebooksleftareformystudents．②动词-ed形式短语作定语时,常放在被修饰的名词的后面,在意思上相当于一个定语从句。Isthereanythingplannedfortonight?(=thathasbeenplannedfortonight)Themeeting,attende
8、dbyalotofpeople,wasasuccess．(=whichwasattendedbyalotofpeople)配练:1)Mostoftheartists_____tothepartywerefromSouthAfrica.
