怎么判断表语从句This is what I want中没有表语也没有连系动词,为什么是表语从句

怎么判断表语从句This is what I want中没有表语也没有连系动词,为什么是表语从句 This is why I am late和This is what I want是表语从句吗怎么看出来的,缺什么成分,就是什么从句吗? Is this museum what you visited?为什么是表语从句?如果遇到这个的句子怎么分析? we asked some people what they think and this is what they said 中什么是宾语从句,什么是表语从句 This is what you want 是表语从句吗?此句有没有错误 this is what makes makes you happy这句话是表语从句吗? The problem is what we should do with this machine这是一个表语从句,what 在这里是什么成份, this is where developing new habits comes in是表语从句吗应该怎么翻译。 宾语从句和表语从句怎么去判断? This is ______I wanted.A the one what B which C one which D the onethe one what为什么不对?what只能引导表语从句么?表语从句和定语从句区别是什么? 帮忙区分一下表语从句和定语从句This is what we should do.这是我们应当做的.我觉得这是定语从句啊 是百科里的句子 是表语从句 类似怎么判断是定语从句还是表语或状语这些.从句前面的what.why.while…… 或者是prep.+while中介词应该怎样判断. 表语从句的定义表语从句就是用一个句子作为表语.可是.这句话：This is the house where I lived before.怎么不符合定义呢?house作表语,从句只是修饰house,可是我的参考书上说这句话也是表语从句.到底 怎样判断宾语从句表语从句 is this farm where your parents once worked?是什么定语从句还是表语从句 this is what we learns是什么从句 关于which和what的表语从句语法the book is which on the desk 和the book is what on the desk哪个对?This problem is which the teacher explained yesterday 这句话为什么不能算是表语从句?如果算的话 Is this problem （ ）the This factory is ______ the one we visited last week.正确答案是the one,但为什么不是表语从句用what?上面原题貌似笔误了，原题是This factory is ______ we visited last week.为什么不能是what?