that which where what how why那几个词在从句中可以省略,为什么?说的越容易懂越好,

which where that 的用法 有关Which where when/that不同用法? 第一个句子：John,do remember there's a point ____ you have to make clear tomorrow.A.where B.that C.what D.why第二个句子：People sometimes can't help being persuaded to buy ____ they don't really need in the shop.A.that B.who C.which D.wha doesn't want to know that which she is eager to know.这里为什么用which 而不用wha而不用what? The reason She did that is not very clear that . In which. For which. Where.that in which for which where 用哪个 that和where which等的用法区别 具体的、 英语定语从句where、that、which、的用法 where which that引导的定语从句有什么区别, 定语从句中where和which以及that的区别 when where that which what 分别引导什么从句 定语从句who、which、that、where的用法详细一些 出几道选择题有关于,where ,that,which,的定语从句 宾语从句where ,which ,that ,when 怎么用 定语从句的 用法 who which whose that where 英语 从句 知识WHERE WHEN WHICH THAT 怎么用啊 什么时候用what,where,who,什么时候用which,that? 复合句中that.what.where.which怎样区分 Can you tell me where the book is 这种叫什么?我想了解下这种疑问问中由特殊疑问词where,which,how,wha之类引导的后面的句子有啥规则吗?