so可以表达成所以。so可作为副词和连词，作为副词时，意思有“这么”、“那么”、“如此”、“不如”、“不像”；作为连词时，意思有“因此”、“所以”、“为了”、“以便”。
so的基本含义及用法介绍
1、作为副词时，意为(表示程度)这么，这样，那么，那样，如此;很;极;不如…(这么…);不像…(那样…)。
例句：There's no need to worry so.
没必要这样着急。
I'm not so stupid as to believe that.
我还不至于傻得连那样的话都相信。
We have so much to do.
我们有很多事要做。
I haven't enjoyed myself so much for a long time.
我好长时间没有这么快活了。
There are only so many hours in a day.
一天不过这么几个小时。
He thinks I dislike him but that just isn't so.
他以为我讨厌他，其实不是那么回事。
Times have changed and so have I .
时代变了，我也变了。
2、作为连词时，意为(表示因果关系)因此，所以;(引出结果)因此;(表示目的)为了，以便。
例句：It was still painful so I went to see a doctor.
那地方还疼，因此我去看了医生。
Nothing more was heard from him so that we began to wonder if he was dead.
此后再没收到他的消息，于是我们开始怀疑他是不是死了。
But I gave you a map so you wouldn't get lost!
但我怕你迷路，给过你一张地图！
So after shouting and screaming for an hour she walked out in tears.
就这样，又嚷又叫了一个小时后，她流着泪走了出来。
So, let's see. What do we need to take?
那么，大家想想，我们需要带什么？
