so ... that...如此.以致于...结果状语从句.
He is so strong that he can lift the bike.
他如此强壮, 以致于能举起这个自行车.
too... to... 太.而不能...
He is too young to go to school.
他年龄太小,而不能上学.
enough...to...足够.而能.
He is old enough to go to school.
他已到足够上学的年龄了.
希望能帮到你,祝更上一层楼O(∩_∩)O