三道英语语法
问题描述：
三道英语语法
1
This is___the term"it rains cats and dogs."has come into use
答案是why为什么不能用how “如何”我觉得也通啊
2
Perseverance is a kind of quality,and that's___it takes yo do anything well.
为什么用what
3
I feel a bit disappoint as the new house isn't quite___it should be
为什么用what
答
1.不能单纯用中文解释,表示原因
2.表语从句（What it takes you)
3.表语从句,道理同上（be what)