Many wives shoulder the prime responsibility for running the home，so that in most families the loss of the wife is more devastating than the loss of the husband.
My suitcase had become damaged on the way home，so that the lid would not stay closed.
They have been so successful that they are moving to Bond Street.
2.结果状语还常用so…as to do的结构表示（仅是不定式短语，非从句形式）。
The crowd is so large as to overflow the auditorium.
They were so surprised as not to try to stop him.
He dressed so quickly as to put his boots on the wrong feet.
I slapped her hand and she got such a shock that she dropped the bag.
They obeyed him with such willingness that the strike went on for over a year.
These birds have such small wings that they cannot get into the air even if they try.
The extent of the disaster was such that the local authorities were quite unable to cope.
Her anxiety was such that she couldn't fall into asleep last night.
Such was the power of suggestion that within a very few minutes she fell asleep