SO是一个英文单词，副词、连词、代词、名词，作副词时翻译为“如此，这么；确是如此”，作连词时翻译为“所以；因此”，作代词时翻译为“这样”，作名词时翻译为“人名；(柬)索”。
1、ADV 如此，这样(指已经提到的事)
You use so to refer back to something that has just been mentioned.
'Do you think that made much of a difference to the family?' — 'I think so.'...
“你认为那会给这个家庭带来很大的变化吗?”——“我认为是这样的。”
2、ADV 同样，也一样(指后者跟前者一样)
You use so when you are saying that something which has just been said about one person or thing is also true of another one.
I enjoy Ann's company and so does Martin...
我喜欢和安在一起，马丁也一样。
3、CONJ-COORD (表示两个事件或情况在某方面相似)正如…，也…
You use the structures as...so and just as...so when you want to indicate that two events or situations are similar in some way.
As computer systems become even more sophisticated, so too do the methods of those who exploit the technology...
正如计算机系统变得越来越先进，开发计算机技术的人所用的方法也日益先进了。
4、ADV (指某一情况)就是这样，事实如此
If you say that a state of affairs is so, you mean that it is the way it has been described.
Gold has been a poor investment over the past 20 years, and will continue to be so...
最近 20 年来投资黄金的收益很差，今后仍会如此。
5、ADV (向别人示范)这样，像这样;(用手势比划大小、高度或长度)这么，那么
You can use so with actions and gestures to show a person how to do something, or to indicate the size, height, or length of something.
Clasp the chain like so.
像这样扣上链子。
6、CONJ-SUBORD (用于引出结果)因此，所以
You use so and so that to introduce the result of the situation you have just mentioned.
I am not an emotional type and so cannot bring myself to tell him I love him...
我不是一个感情外露的人，因此不会主动告诉他我爱他。