-Mom,did you see my reference book?----The one with a red cover It’s ____you left it

题目

-Mom,did you see my reference book?----The one with a red cover It’s ____you left it
B there where C where 为什么选C?不是定语从句吗

答案

答案：C1.用where you left it为表语从句,在主句It's...充当表语.楼主可以把它类似于一个表示地点的介宾短语如on the book一样去看待.如：It's on the desk.这样,介宾短语on the desk同样在句中充当表语.2.用定语从...