结果状语从句常由so… that 或 such…that引导;so保留，that可以省略;如此……以至于……;
eg：He didn't abide by the contract so that he was fined.
He was so excited that he couldn't fall asleep.
He made such an inspiring speech that everybody got excited.

比较：so和 such
(1)so：so +形容词、副词+that;so+形容词+a/an+名词+that;
eg：The wind was so strong that we could hardly move forward.
He run so fast that I couldn't catch up with him.
It was so hot a day that crops wilted.
He is so lovely a boy that everyone loves him.
(2)such：such+a/an+形容词+名词+that
eg：It was such a hot day that crops wilted.
He is such a lovely boy that everyone loves him.