最新介词加关系代词引导的定语从句教学讲义ppt课件.ppt

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1、介词加关系代词引导的定语从句语法归纳[观察]仔细观察下列句子,并注意黑体部分的用法。1.Thisisthevillagewhere/inwhichIeverlived.2.Canyoutellmetheofficewhere/inwhichheworks?关系副词、“介词+which/whom”引导的定语从句2.“介词+which/whom”中的介词,可置于从句之前可也置于从句之后,但以置于之前较为正式。“介词+which/whom”中只能用which指代物,用whom指代人。但含有介词的动词短语一般不能拆开,介词仍放在动词的后面。如:lookafter,takecar

2、eof,lookfor等。3.“介词+which/whom”中的介词的确定。⑴根据从句中动词与先行词的逻辑关系。如:Isthatthenewspaperforwhichyouoftenwritearticles?⑵根据从句中_____或形容词的习惯搭配。如句4。⑶根据_______与介词的搭配习惯。如句1,2和3。先行词动词同步作业一、句型转换1.IshallneverforgetthedaywhenNewChinawasfounded.Ishallneverforgettheday_________NewChinawasfounded.onwhich2.Isthist

3、heplacewherethattrafficaccidentoccurred?Isthistheplace_________thattrafficaccidentoccurred?atwhich3.Thereasonwhyhewasabsentwasnotclear.Thereason_________hewasabsentwasnotclear.forwhich二、用适当的关系代词或关系副词填空1.Thereweredirtymarksonhertrousers______shehadwipedherhands.2.Isthisthereason__________

4、heexplainedatthemeetingforhiscarelessnessinhiswork?which/thatwhere3.Therearetwobuildings,thelargerof_______standsnearlyahundredfeethigh.4.TheEnglishplayin_______mystudentsactedattheNewYear’spartywasagreatsuccess.whichwhich5.Aliceaskedthepolicemanwith______heworkedtocontacthimwheneverther

5、ewasanaccident.whom三、对比练习1.⑴Thefactory______hisfatherworksisinthewestofthecity.⑵Thefactory______wevisitedyesterdayisinthewestofthecity.⑶Thefactory________therearemanymodernmachinesisinthewestofthecity.inwhichwherethat2.⑴Thereareseveralreasons_____wecan’tdothat.⑵Thereason___________heexpl

6、ainstomeisunreasonable.⑶Hecouldn’tgivetheteacheragoodreason________hewaslateforschool.forwhichwhywhich/that3.⑴Thecolorlessgasiscalledoxygen,______isimportantandnecessarytoushumanbeings.⑵Thecolorlessgasiscalledoxygen,____________wecouldnotlive.⑶Thecolorlessgasiscalledoxygen,________firesb

7、urnmuchbetter.inwhichwhichwithoutwhichThankyou!比较级1、Ifyoutakemorephysicalactivities,you’llgrowstrongerandfeel______.A.goodB.badC.betterD.worse2、-Rosehasgrownalotofflowersinhergarden.-Yes.Nowhergardenlooksmuch_______thanbefore.A.worstB.bestC.worseD.better3、–Thiscomputerisr