定语从句(高三复习).ppt

a beautiful girla girl in reda girl who is beautiful单个词作定语，一般位于它所修饰的词的前面，单个词作定语，一般位于它所修饰的词的前面，短语及从句做定语，一般位于它所修饰的词的后面。短语及从句做定语，一般位于它所修饰的词的后面。定语从句中三个概念：先行词、关系词、从句定语从句中三个概念：先行词、关系词、从句The girl who is beautiful is my best friend.关系代词：关系代词：that which who whom whoseA chemists shop is a shop _ sells medicinewhich/ thatPlease give me the book _ cover is blue.whoseHe past all the exams, _ made his parents very happy.which定语从句关系词选择的方法：定语从句关系词选择的方法：1、分析句子成分，确定先行词；、分析句子成分，确定先行词；2、把先行词带入从句中，如果其在从句中充当主语、把先行词带入从句中，如果其在从句中充当主语、宾语、表语或定语，关系词从关系代词宾语、表语或定语，关系词从关系代词that, which,who,Whom,whose中选择。中选择。VOA broacasters wanted to make Englisheasier to understand by listeners _navive language was not English.whoseSuppose we meet with a situation _ none of us can deal with, what then?that/whichYou will find taxis waiting at the bus station _ you can hire to reach your host family.which/thatThe old town has narrow streets and small houses _are built close to each other.which/thatThe boy _ you met yesterday is Tom.whomIt is the most interesting book _ I have read.thatWe are talking about the schools and teachers _ we visited last week.thatAustralia is the only country _ is also a continent.thatShandong is no longer the province _ it used to be.thatHe told me everything _ he knew.that只能用只能用that不能用不能用which的情况：的情况：1.当先行词是当先行词是all，much, little, something, everything, anything, nothing,none等不定代词时；等不定代词时；2.先行词被先行词被only, any, few, no, very, little等词修饰时；等词修饰时；3.先行词是形容词最高级或序数词或被形容词最高级或先行词是形容词最高级或序数词或被形容词最高级或序数词修饰时；序数词修饰时；4.先行词既有人又有物时；先行词既有人又有物时；5.先行词在主句中做表语，而且关系代词也在从句中做先行词在主句中做表语，而且关系代词也在从句中做表语时；表语时；6.主句的主语时疑问词主句的主语时疑问词who或或which时。时。This is the scientist _ achievements are well known.whoseThis is the scientist, the achievements of whom are well known.This is the scientist, of whom the achievements are well known.This is the house _ window broke last night.whoseThis is the house, the window of which broke last night.This is the house, of which the window broke last night.He is the only one of the teachers in the school who _(be) to Britain.has beenHe is one of the teachers in the school who _(be) to Britain.have been小结：在小结：在one of +n. 的结构中，的结构中，当当one前面有前面有the only 修饰时，修饰时，先行词为先行词为the only one，应，应注意定语从句中谓语动词应该注意定语从句中谓语动词应该用单数，与主语一致。用单数，与主语一致。