III. 定语从句：( 一）关系词的确定与选择一看先行词（人 / 物）二看关系词在从句中的作用（主 / 谓 / 宾/ 表 / 定 / 状 / 补）三看特殊用法1 ． 在下列情况下只用 that ，不用 which① 先行词是 all, everything, nothing, anything, little, much, the one 等不定代词时There is nothing ( that ) I can do.I mean the one that was brought yesterday.② 先行词被 all, any, every, no, some, little, much 等词修饰时 I have read all the books (that) you gave me. You may take home any of these books that you like. ③. 先行词被序数词或形容词最高级修饰时 This is the first composition (that)he has written in English. This is the best novel (that) I have ever read.④ 先行词被 the only, the very( 正是 , 恰是 ), the same, the last 修饰时 The white flower is the only one ( that) I really like. This is the very book (that) I want to find. The last place( that) we visited was the hospital.⑤ 当先行词有两个或两个以上时 ,既有人又有物 , 定语从句用 that 引导 (that 既可指人也可指物 ) He talked about the teachers and schools that he had visited.2 ． 下列情况不能使用 that, 而用 which① that 不能引导非限制性定语从句Football, which is a very interesting game, is played all over the world.② that 不能置于介词之后（介词后指物用 which, 指人用 whom ）The person ________I am speaking just now is our English teacher.The prize ________he worked so hard was a new bicycle.to whom for which 3. as 做关系代词的用法1 ． 关系代词常出现在 the same…as, such…as, so…as, as…as 等结构中This is not such a book as I expected.I live in the same building as he (lives in). As many children as came here were my father’s pupils.★ the same…that… 和 the same…as…的区别I have bought the same watch as you have.我买了一块和你一样的手表。（我的手表和你的手表很像，但不是同一块。...
