e patient(有耐心)的过去完成时
who gave incorrect answers 是定语从句,修饰前面的those
I took all the time I needed 是定语从句,I need前面省略了that
to后面接的是new ways名词短语,做目的状语
e patient(有耐心)的过去完成时
who gave incorrect answers 是定语从句,修饰前面的those
I took all the time I needed 是定语从句,I need前面省略了that
to后面接的是new ways名词短语,做目的状语