that与which的用法区别两者都可指物，常可互换。其区别主要在于：1. 引导非限制性定语从句时，通常要用which：The current, which is very rapid, makes the river dangerous. 水流湍急，使这条河很危险。He has to work on Sundays, which he doesnt like. 他得在星期天工作，他是不喜欢这样的。The London team, which played so well last season, has done badly this season. 伦敦队上一个季度打得很好，这个季度却打得很差。2. 直接放在介词后作宾语时，通常要用which：She may be late, in which case we ought to wait for her. 她可能晚到，那样我们就要等等她。The documents for which they were searching have been recovered. 他们找寻的文件已找到了。Thi
