i want to konw how it is that you make it.it是形式主语,为什么用that?

问题描述:

i want to konw how it is that you make it.it是形式主语,为什么用that?

how it is that you make it属于强调句型。

it不是形式主语,宾语从句是 强调句型 所以用that
把it is that去掉 句子成立