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一、指人的用法
that用于指人,在定语从句中可用作主语、宾语或表语。如:
A driver that has knocked someone down must stop.
撞人的司机必须停车。
关系代词 that指 driver,在从句中作主语。
又如: He is the man that you have been looking for.
他就是你要找的那个人。
关系代词 that指 man,在从句中作宾语。
再如: He is not that man that he was.
他已不是过去的他了。
关系代词 that指 man,在从句中作表语。
二、指物的用法
that用于指物,在定语从句中可用作主语、宾语或表语。如:
This is the plane that will fly to Tokyo in the afternoon.
这是下午要飞往东京的那架飞机。
关系代词 that指 plane,在定语从句中作主语。
又如: She was annoyed by something that I had said.
她为我说的某句话而不高兴。
关系代词 that指 something,在定语从句中作宾语。
再如: Shengzhen is not the city that it used to be.
深圳现在已不是原来的那个城市了。
关系代词 that指 city。