定语从句AttributiveClauses定语从句(AttributiveClauses)在句中做定语,修饰一个名词或代词的从句•定语从句常用引导词•关系代词:•关系副词:which,that,who,whom,whose,aswhen,where,whyFillintheblankswithwhichorthat.1.Aclockisamachine_________tellspeoplethetime.2Thehouse________heislookingforisveryexpensive3Ihavelostthewatch_________myfathergavetometwoyearsago..which/thatwhich/thatwhich/that只能用That情况•1.当先行词是不定代词,如all,everything,anything,nothing,much,few,little,none,theone等•例如:1EverythingthatwehaveseeninChinaismoving.•2Allthatcanbedonehasbeendone.•2先行词被序数词first,last,next等或形容词的最高级修饰时例如.1ThisisthesecondbookthatIhaveeverwritten.2YouarethefirstpersonthatIwanttoinvite.•3当先行词既有人又有物时例如.1Theytalkedabouttheteachersandschoolsthattheyhadvisited.•2TheprofessorandhisachievementthatIheardaboutareadmiredbythem.Exercise1Thisisoneofthebestfilms_______.A.thathavebeenshownthisyearB.thathaveshownC.thathasbeenshownthisyearD.thatyoutalked2.Lookatthemanandhishorse___arewalkingupthestreet.A.whichB.whoC.whatD.that3Thisisall__Iwanttosayatthemeeting.AwhichB.whoC.whatD.thatADDHomework1用定语从句描述你最熟悉的人/物或者难忘的事2查阅剩下的只能用That的情况