2017-2018学年高中英语必修五课件Unit1Greatscientists-Grammar

高二必修5Unit1GreatScientistsGrammar新课导入1．Withthisextraevidence，JohnSnowwasabletoannouncewithcertaintythatpollutedwatercarriedthevirus.2．Fromthestomachthediseasequicklyattackedthebodyandsoontheaffectedpersondied.3．Somanythousandsofterrifiedpeoplediedeverytimetherewasanoutbreak.4．HefoundthatitcamefromtheriverpollutedbythedirtywaterfromLondon.阅读下列句子，体会蓝体部分的用法1.了解语法项目过去分词做定语及表语的用法。学习目标2.注意过去分词做定语及表语的特殊用法。课前自主学习预习本单元语法，了解过去分词做定语及表语的用法。Competethesentencesusingtherightformofthegivenverb.Ihadnothingtodo.Iwas__________(bore)andlonely.Jacklookedevenmore__________(amaze)thanhefelt.Theresultswerevery____________________.(disappoint)

bored

amazed

disappointing自主学习反馈4.Iwasthankedbythe_____________(satisfy)customer.5.Thegirl___________(dress)inredismydaughter.6.LastMondayourclasswentonan____________(organise)trip.

satisfieddressed

organisedGrammar过去分词用法（作定语及表语）新课讲解1.作定语2.作表语过去分词新课讲解fallen

leavesthe

risen

suna

retired

worker(被动)(完成)

1.过去分词作定语放在被修饰的名词______，做前置定语表示_______或_________。前面被动（vt.)完成(vi.)a

respected

doctorpolluted

wateranewlyinvented

machine新课讲解过去分词短语作后置定语，放在被修饰的名词_____，它的作用相当于一个定语从句.例如：1.TheStoryofAhQwrittenbyLuXunisfamiliartous.→TheStoryofAhQwhichis

writtenbyLuXunisfamiliartous.新课讲解2.Thecitysurroundedbymountainsismyhometown.→Thecitywhichis

surroundedbymountainsismyhometown.后面apicturepaintedbyLeonardodaVinciawomandressedinwhite2.过去分词短语作定语：通常_____，其作用相当于定语从句。1)It’sapicture_______________paintedbyLeonardodaVinci.2)Therewasawoman____________dressedinwhite.that/whichwasthat/whowas后置新课讲解Practice：仿写ThebookwhichiswrittenbyHanHanispopularwithstudents.=ThebookwrittenbyHanHanispopularwithstudents.

新课讲解TheplayerwhoislovedbymanypeopleisYaoMing.=TheplayerlovedbymanypeopleisYaoMing.新课讲解现在分词和过去分词做定语的区别新课讲解falling

leavesfallenleaves区别1boilingwaterboiledwatertherisingsuntherisensun

正在沸腾的水已经烧开的水正在升起的太阳升起了的太阳V-ing表动作正在进行，

V-ed表动作已经完成新课讲解1.disappointingnewsdisappointedpeople2.excitingstoryexcitedpeople3.tiredpeople/I’mtired4.tiringfilm1.令人失望的消息感到失望的人们2.激动人心的故事（感到）激动的人们3.累了的人/我感到累了

4.（使人觉得）无聊的电影区别2V-edV-ing感到……的令人……的新课讲解位于系动词后，不表示“被动”或“完成”，而表示主语的状态或情绪，相当于形容词。1.Theyareexcited.2.Helookedworriedafterreadingtheletter.3.Whenweheardofthis,weweredeeplymoved.2.过去分词作表语新课讲解系动词的分类“似乎类”：“感觉类”：

“变成类”：“保持类”：

基本形式：be(am,is,are)seem,appear,lookfeel,sound,smell,tastebecome,go,get,grow,fall,turnremain,stay,keep新课讲解Whathesaidwas_____________(encourage).Wewere______________(encourage)atwhathesaid.Thefootballgameisvery________(bore).Wewere_______(bore)atthefootballgame.V-ing与V-ed作表语的区别encouragingencouragedboringbored新课讲解随堂检测请完成《Unit1Greatscientists-Grammar》随堂检测！本课小结

过去分词作定语时的位置1过去分词作定语时的意义2现分与过分作