To understand the teacher wasn't easy for me.(用it改写) __ __wasn't easy for me __ __the teacher

问题描述:

To understand the teacher wasn't easy for me.(用it改写) __ __wasn't easy for me __ __the teacher

It, to understand

It/ to understand

It wasn't easy for me to uderstand the teacher
这有什么问题呢?用it改写很明显是要求用it替代主语而把主语放在后面啊

it
to understand