...so+形容词或副词的原级+that引导的状语从句是什么意思

问题描述:

...so+形容词或副词的原级+that引导的状语从句是什么意思

如此。。以至于

如此.以至于.
So happy is the man that he forgets to pick his son up at school.
注意倒装,例句等于:
the man is so happy that he forgets to pick his son up at school.