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1、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、anyt
2、hing、nothing、none、the one等时，只能用that。 There is nothing _ I can do for you I have nothing that can be read. 我没有什么可读的。 .,2).当先行词被the only、the very 、the last、all、no、little等词修饰时，只能用that。 This is the very book _ Im looking for .,3).先行词被序数词修饰时，只能用that 。 This is the first nextbook _ I studied in the middle
3、school .,4).先行词为最高级或被最高级修饰时，只能用that。 This is the most beautiful mountain _ I have ever seen .= I have _ seen _ a beautiful mountian .,5).先行词既有人也有物时，只能that 。 He told us many interesting things and persons _ we had .,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 。 This i
4、s the building in _ he lives . 2).先行词本身是that时，关系词只能用which 。 The clock is that _ tells the time . 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。 His book , _ was lost last week , has been found now.,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 _ are si
5、nging are all my classmates . 2).在there be 句型中，先行词指人时，只能用who。指物时用that。 There is a girl _ expects to see you .,3).当先行词是I、you、he、they等时，只能用who 。 He _ plays with fire gets burned .,练习与巩固：熟能生巧，取得好成绩！ ( )1. The man _ is standing there is my father. A. who B. whom C. which ( )2. Tom is the only person_I c
6、an depend on. A. that B. which C. who ( )3. It is the best film _ she has ever seen. A. that B. which C. when,( )5. Beijing is the 29th city _ holds the Olympic Games. A. where B. that C. which D. what ( )6. The football match _ I watched yesterday is fantastic! A. when B. that C. what D. who ( )7. China is a country _ has a long history. A. who B. which C.where,总结,1.关系代词的正确选择 2.恰当运用到写作当中,
