13、I can do for you? that that that 当先行词是something, anything, nothing, all 等词时 ， 关系代词只能用that. 4.This is the first play _ I have seen since I came here. 5. This is the best novel _ I have read. that that 当先行词被序数词 ， 最高级序数词 ， 最高级等词修饰时 ， 关系 代词只能用that. 6.Who is the girl _is standing under the tree? 7. Which is the machine _ we used last Sunday. 当主句是who或或which 引导的特殊疑问句引导的特殊疑问句 ，而中心词指人或物时 ， 关系代词只能用 that. that that。

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标题：定语|定语从句系统讲解课件( 二 )