高一英语great-scientists课件4

unit1GreatScientistsGrammarLearningaboutlanguage(P4,Ex1)1.examined2.putforward3.expose4.cure5.immediately6.lookinto7.annoouced8.instruct9.valuable

Homeworkchecking(P4,Ex2)1.

makeatelephonecall2.makeaplan3.makeaspeech4.makeachange5.makeadecision6.makeacontribution7.makeanoise8.makeadescriptionUsingwordsandexpressions(P42,Ex1)1.expose…to2.link…to3.connect…to4.blame5.severeGrammarThePastParticipleastheAttribute&Predicative过去分词的语法功能：过去分词在句中可以作1.定语

2.表语

3.宾语补足语

4.状语一、过去分词作定语1.作定语用的过去分词如果是单词，一般放在被修饰词的前面。E.g.:Therearemanyfallenleavesontheroof(屋顶).Thebrokenvasehasbeenthrownoutside.steamedrollretiredworkersescapedprisonersanunknownherotheexploitedclassesreturnedstudents花卷一位无名英雄退休工人被剥削阶级逃犯归国留学生2.过去分词短语作定语时，则放在被修饰词的后面。E.g.:Theplayperformedbythestudentswasagreatsuccess.Thenovelwrittenbyhimhassoldoutinafewdays.注意:1.不及物动词没有“被动语态”，所以,不及物动词的过去分词没有被动的意义，只表示动作的完成.E.g.:boiledwater（开水）

fallenleaves（落叶）therisensun(升起的太阳)spokenEnglish(英语口语)icedbeer(冰镇啤酒)friedchips(炸土豆条)cookedfood(熟食)2.过去分词作定语时，1)及物动词的过去分词可改为动词为被动形式的定语从句。E.g.:timewhichislostlosttime2)不及物动词的过去分词作定语时，可改为动词为完成式的定语从句。areturnedsailorAsailorwhohasreturned二、过去分词作表语HewaspleasedatwhatIsaid.Shelookedveryworried.*表语？过去分词作表语没有“完成”或“被动”之意，而是表示主语的状态、特点或思想感情等。E.g.:过去分词作表语用，相当于形容词，最常见的有；pleased,surprised,worried,excited,married,delighted,disappointed,interested,discouraged,drunk,tired,amused,astonished,limited,crowded,satisfied,puzzled,hurt,upset,bored,frightened,confused,exhausted,complicated,devoted,embarrassed,distinguished,等。过去分词作表语与被动语态的区别。分词作表语表示主语的状态，而被动语态则表示被动的动作。Myglassesarebroken.

我的眼镜碎了。Myglasseswerebrokenbymyson.

我的眼镜被我儿子摔碎了。(状态)(动作)注意：ThedoorwasclosedbyTom.Thedoorwasclosed.Iwasgreatlysurprisedbyaknockatthedoor.Iwasgreatlysurprisedatthenews.(状态)(动作)(动作)(状态)Exercises练习一单句改错Theywereallamusingatwhathesaid.Hewasveryexcitingtohearthenewsthattheirteamhadwon.Thesituationwasabitdiscouraged.Twopagesinthisdictionaryaremissed.Yourmotherisquiteworryingaboutyourstareofhealth.amusedexciteddiscouragingmissingworried2.ThegirlwhoisdressedinredisKelly’slong-lostfriend.

=Thegirl_________________isKelly’slong-lostfriend.练习二句型转换Athiefstolethegoatthatwastiedtothetree.

=Athiefstolethegoat______tothetree.tieddressedinred3.Thecastle,whichwasburntdowninthesixteenthcentury,wasneverrebuilt.

=Thecastle,_________________________________,wasneverrebuilt.

burntdowninthesixteenthcentury4.Fatherbeatthesonwhowaslostintheonlinegames.

=Fatherbeattheson________intheonlinegames.

lost5.Theproject,whichwasdesignedbytheChineseengineers,wasconstructedinonly2year.=Theproject,_________________________________,wasconstructedinonly2year.

designedbytheChineseengineers三、单选Asisknowntousall,travelingis______,butweoftenfeel______whenwearebackfromtravels.A.interesting;tired

B.interested;tiring

C.interesting;tiring

D.interested;tiredA2.Hearingthe______news,weallfelt______.A.encouraging,encouraging,B.encouraged,encouragedC.encouraged,encouragingD.encouraging,encouragedD3.Fromthedates______onthegoldcoin,itisconfirmedthatwasmadefivehundredyearsago.markingB.markedC.tobemarkedD.havingbeenmarkedB4.The_______lookinherfacesuggestedthatshe_______itbefore.surprising,wouldn’tknowsurprised,hadn’tknownsurprising,hadn’tknownsurprised,shouldn’tknowB5.Thepicturewriting_______longlongagoishardforustounderstandtoday.havingbeendrawnbeingdrawnwasdrawndrawnD6.Theman______thereismyuncle.A.seatB.seatingC.toseatD.seatedD7.Thefirsttextbooks______forteachingEnglishasaforeignlanguagecameoutinthe16thcentury.A.havingwritten

B.tobewrittenC.written

D.beingwrittenC一名退休工人开水一片落叶一位无名英雄他走进来，后面跟着一个女孩。他写的小说很畅销。Translation

aretiredworkerboiledwaterafallenleaf