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1、Chapter33形容詞性從句定語從句AttributiveClause(形容詞性)定語從句1、常用關(guān)系詞及用法2、限制性和非限制性定語從句考點聚焦:3、that的用法4、帶介詞的定語從句焦點1:常用關(guān)系詞及用法關(guān)系代詞/副詞先行詞在從句中的作用who指人作主語whom指人作賓語(可略)whose指人或物作定語that指人或物作主語/賓語which指物作主語/賓語when=in/at/on+which表示時間的名詞作時間狀語(可略)where=in/on/at+which表示地點的名詞作地點狀語(可略)Why(=fo
2、r+which)reason作原因狀語(可略)定語從句:用來修飾名詞或代詞的句子例如:Themanwhotoldyouthenewsisafriendofmine.定語從句是由關(guān)系代詞和關(guān)系副詞來引導的。關(guān)系代詞有:who,whom,whose,which,that.關(guān)系副詞有:when,where,why等。1.who代替人,在從句中做主語。e.g.Doyouknowthemanwhowrotethearticle?Whatwasthenameofthemanwhodancedwithyoulastnight?2.
3、whom代替人,在從句中做賓語e.g.Thisistheboywhomwewerelookingfor.3.whose代替人,在從句中做定語e.g.Whatisthenameofthestudentwhosefatherworksinourlab?Thebuildingwhoseroofwecanseefromhereisourdepartment.4.which代替物,在從句中做主語或賓語e.g.Thatwasafaultwhichcouldbeforgiven.Iwillusethereferencebookwh
4、ichyouborrowedfromlibrary。5.that代替人或物,在從句中做主語或賓語e.g.Whoisthemanthatislecturingintheclassroom.Whoisthemanthattalkedwithyou?6.when表示時間,在從句中做狀語。e.g.Wedon’tknowtheexacttimewhenweneededhelp.Thedaywillcomewhenwewillwinthefinalvictory.7.where.表示地點,在從句中做狀語e.g.Thehousew
5、hereweusedtolivehasbeenpulleddown8.why表示原因,在從句中做狀語e.g.Doyouknowthereasonwhyhewassohappy?焦點2:非限制性定語從句1.非限制性定語從句與先行詞之間關(guān)系不密切,具有獨立性。如果從句去掉,主句的意思仍然完整。2.從句與主句之間常用逗號隔開,逗號后不接that,只能用which.3.非限制性定語從句有時修飾前面整個句子,此時,從句的動詞用單數(shù)動詞。e.g.*TOEFLisatestforstudents____nativelanguage
6、isnotEnglish.(限制性)A.thatB.ofwhomC.whoseD.whichc*Hestudiedhardinhisyouth,____contributedtohisgreatsuccessinlaterlife.A.thatB.it(非限制性)C.whatD.whichdThesunheatstheearth,whichmakesitpossibleforplantstogrow.Themostimportantformofenergyiselectricenergy,whichiswidelyu
7、sedinoureverydaylife.Galileo,whomadethefirsttelescope,diedin1642.Tompassedallhisexaminations,whichpleasedhisparents.HeseemsnottohavegraspedwhatImeant,whichgreatlyupsetsme.他似乎沒抓住我的意思,這使我心煩焦點3:定語從句的難點在下列情況中,只能用關(guān)系代詞that1)當先行詞是不定代詞:all,much,little,something,everyth
8、ing,anything等時2)當從句是主系表句型時.3)當先行詞前面有:only,any,few,little,no等時4)當先行詞是形容詞最高級和序數(shù)詞時:that不做主語時,可以省去。1)當先行詞是不定代詞:e.g.IgaveyouallthatIhave.2)當從句是主系表句型時.e.g.Hespeaksinaproudwayliket