too to:The box is too heavy for me to carry.
so...that :The box is so heavy that I can't carry it
not...enough: I'm not strong enough to carry the box.
such...as: It's such a heavy box that i can't carry it.
It is such a heavy box that I can not to carry.
The box is so heavy that I can't carry it.
The box is not light enough for me to carry.
最后一个~~有点迷茫