初中英语定语从句讲解及练习一定语从句及相关术语1定语从句：修饰一个名词或代词的从句称为定语从句，一般紧跟在它所修饰的先行词后面。2关系词：引导定语从句的关联词成为关系词
关系词有关系代词和关系副词。关系代词有thatwhichwhowhomwhoseas等；关系副词有wherewhe
why等。关系词常有3个作用：1，引导定语从句。2，代替先行词。3，在定语从句中担当一个成分。二关系代词引导的定语从句1who指人，在从句中做主语1theboyswhoareplayi
gfootballarefromclasso
e2yesterdayihelpeda
oldma
wholosthisway2whom指人，在定语从句中充当宾语，常可省略。1mrliuistheperso
whomyoutalkedabouto
thebus2mrli
gisjusttheboywhomiwa
ttosee
注意：关系代词whom在口语和非正式语体中常用who代替，可省略。3thema
whowhomyoumetjust
owismyfrie
d3which指物，在定语从句中做主语或者宾语，做宾语时可省略1footballisagamewhichislikedbymostboys2thisisthepe
whichheboughtyesterday4that指人时，相当于who或者whom；指物时，相当于which。在宾语从句中做主语或者宾语，做宾语时可省略。
5the
umberofthepeoplethatwhocometovisitthecityeachyearriseso
emillio
6whereisthema
thatwhomisawthismor
i
g5whose通常指人，也可指物，在定语从句中做定语1hehasafrie
dwhosefatherisadoctor2io
celivedi
ahousewhoseroofhasfalle
i
whose指物时，常用以下结构来代替3theclassroomwhosedoorisbroke
willsoo
berepaired4theclassroomthedoorofwhichisbroke
willsoo
berepaired5doyoulikethebookwhosecoverisyellow6doyoulikethebookthecolorofwhichisyellow三介词关系代词引导的定语从句
关系代词在定语从句中做介词宾语时，从句常由介词关系代词引导1theschoolthatwhichheo
cestudiedi
isveryfamous2theschooli
whichheo
cestudiedisveryfamous3tomorrowiwillbri
ghereamagazi
ethatwhichyouaskedfor4tomorrowiwillbri
ghereamagazi
eforwhichyouasked5wellgotohearthefamoussi
gerwhomthatwhowehaveofte
talkedabout6wellgotohearthefamoussi
geraboutwhomwehaveofte
talked注意：1含有介词的动词短语一般不拆开使用，如：lookforlookaftertakecareof等1thisisthewatchwhichthatiamlooki
gfort2thisisthewatchforwhichiamlooki
gf2若介词放在关系代词前，关系代词指人时用whom，不可用who或者that；指物时用which，不能用that；关系代词是所有格时用whose
f1thema
withwhomyoutalkedismyfrie
dt2thema
whothatyoutalkedwithismyfrie
df3thepla
ei
whichweflewr