高二英语science versus nature教案

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1、高二英语Scienceversusnature教案高二英语Sieneversusnature教案Verb-edfr一、V-ed分词具有形容词和副词性质，在句中可充当定语、表语、宾语补语、状语。1．作定语过去分词作定语，表示已经完成的被动的动作或状态,但不及物动词构成的过去分词只表示完成，而不表示被动意义。例如：完成+被动：apllutedriveraledraell-eduatedan只有完成：aretiredrerafallenleafbiledater作定语的V-ed分词也有前置和后置两种情况。单个过去分词作定语，常常位于被修饰的名词前；而过去分词

2、短语作定语时，常常位于被修饰的名词后面，相当于一个定语从句。Eg1)ushuldiprveurspen(spea)English2)hat’sthelanguagespen(spea)inthatarea?=hat’sthelanguagehih/thatisspen(spea)inthatarea?3)Thefireeneretringtresuethepepletrappedinthefire=Thefireeneretringtresuethepeplehastrappedinthefire4)Theeeting,attendedbnethusa

3、ndstudents,asasuess=Theeeting,hihasattendedbnethusandstudents,asasuess2．作表语作表语的V-ed分词大多转化成为形容词，通常用于联系动词之后（例如be,see,appear,l,sund,feel,reain,sta,bee,get等），表示主语所处的状态1)Edisnbeaeinterested(interest)insienehenheasverung2)Shelsverexited(exite)atthenes3)henIasleaningtheind,fingergtut(u

4、t)unexpetedl3．作宾语补足语如果宾语与后面作宾补的动词构成被动关系，则使用V-ed分词作宾补。可以带V-ed分词作宾补的词有：ith,see,ath,bserve,ntie,lat,hear,listent,feel,sense,find,leave,eep,get,have,ae1)Ihadnestlen(steal)nthebus2)AshenslittleEnglish,hefindsitdiffiulttaehiselfunderstd(understand)3)Intherning,pepleeupandfundtherlduts

5、idetheirhusespletelhanged(hange)4．作状语作状语的V-ed分词与主句之间常有逗号隔开,在句中可表示时间,原因,条,让步,伴随等情况,并可转化为相应的状语从句。作状语的V-ed和主句的主语常有被动关系。1)时间状语Seenfrspae,theearthlsblue=hentheearthisseenfrspae,itlsblueAsedhathadhappened,heleredhishead=henheasasedhathadhappened,heleredhishead2)原因状语Brnintaprfail,hehad

6、nltearsfshling=Asheasbrnintaprfail,hehadnltearsfshlingBeausetheerevedbthestr,thedeidedthelpher=vedbthestr,thedeidedthelpher3)条状语Givenretie,earesuretfinishit=Ifearegivenretie,earesuretfinishitparediththerprfessrs,sheisanexellentspeaer=4)让步状语Laughedatbeverbd,hehadspath=Thughheasla

7、ughedatbeverbd,hehadspathEventhughheasdefeatedbhisppnent,hestillisaherinheart=Defeatedbhisppnent,hestillisaherinheart)伴随状语Thebsatatthetableburiedinhisher=ThebsatatthetableandheasburiedinhisherThegirllainbedlstinthught=ThegirllainbedandsheaslstinthughtIillspendthenightled(l)inurr

8、Shelefttherestaurant,disappinted(disappint)itht