初中英语定语从句

定语从句定语从句主要考查关系代词的选择。一、定语从句（一）：1.定语从句的概念：在复合句中，修饰某一名词或代词的从句叫定语从句。2.先行词：被定语从句修饰的名词或代词叫先行词。3.关系词：引导定语从句的连词叫关系词。如that、which、who、whom、whose、where、when等。4.由that、which、who、whom、whose引导的定语从句。二、定语从句（二）1.先行词是物时，一般情况既可用that也可用which.但下列情况下，只能用that不用which。1).当先行词为指物的不定代词，如all、everything、something、anything、nothing、none、theone等时，只能用that。Thereisnothing______IcandoforyouIhavenothingthatcanberead.我没有什么可读的。.2).当先行词被theonly、thevery、thelast、all、no、little等词修饰时，只能用that。Thisistheverybook______I’mlookingfor.3).先行词被序数词修饰时，只能用that。Thisisthefirstnextbook______Istudiedinthemiddleschool.4).先行词为最高级或被最高级修饰时，只能用that。Thisisthemostbeautifulmountain______Ihaveeverseen.=Ihave_____seen_____abeautifulmountian.5).先行词既有人也有物时，只能that。Hetoldusmanyinterestingthingsandpersons_______wehad.2.先行词是物时，一般情况既可用that也可用which.但下列情况下，只能用which不用that。1).关系代词前有介词时，关系词只能用which。Thisisthebuildingin______helives.2).先行词本身是that时，关系词只能用which。Theclockisthat_____tellsthetime.3).引导非限定性的定语从句（先行词是物且先行词与关系词用逗号隔开），关系词用which。Hisbook,______waslostlastweek,hasbeenfoundnow.3.先行词是人时，一般情况下既可用who也可用that。但以下情况下，只能用who。1).当先行词为those、one、ones、anyone且作主语时，一般用who。Those______aresingingareallmyclassmates.2).在therebe句型中，先行词指人时，只能用who。指物时用that。Thereisagirl______expectstoseeyou.3).当先行词是I、you、he、they等时，只能用who。He______playswithfiregetsburned.练习与巩固：熟能生巧，取得好成绩！()1.Theman____isstandingthereismyfather.A.whoB.whomC.which()2.Tomistheonlyperson_____Icandependon.A.thatB.whichC.who()3.Itisthebestfilm____shehaseverseen.A.thatB.whichC.when()5.Beijingisthe29thcity____holdstheOlympicGames.A.whereB.thatC.whichD.what()6.Thefootballmatch____Iwatchedyesterdayisfantastic!A.whenB.thatC.whatD.who()7.Chinaisacountry___hasalonghistory.A.whoB.whichC.where总结1.关系代词的正确选择2.恰当运用到写作当中