so 的用法：
1、作副词时，表示程度，意为“这么 / 那么、那样”。
1）用于否定句中，后面跟 as 。例如：
It was not so easy as all that.
2）用于否定句中。例如：
Don't speak so loudly.
3）用于感叹句，带感情色彩的句子或一些其他的句子中。例如：
I'm so glad to see you!
Why are you so foolish?
2、作方式副词，表示“状态、方式”，意为“这样”。用法：
1）和 do 连用，表示前面说到的那个动作。例如：
It's my duty to do so.
2）和 say, tell, think, suppose 等动词连用，代替一个宾语从句。例如：
A ：Are you going to watch the volleyball mach?
B ：I hope so.
3）和某些其它动词连用，表示“方式”或“程度”。例如：
So the story goes.
4）和 be 连用。例如：
Is that so?
He is a lazy boy and will always be so.
3、作代词，表示“也这样”，指某人或前面提到的情况。例如：
He likes music. So do I.
She lived here for five years. So did she.
4、作连词，意为“因此、所以”。用法如下：
1）so 引起的句子不放在句首，而是和前面的句子相连。这种情况下在句中不能再使用 because ，若用了 because 就不能再用 so 。例如：
You aren't listening, so I'll shut up.
= Because you aren't listening, I'll shut up.
2）放于句首，用来表示惊讶地发现某种情况，意为“原来；这样说来”。例如：
So you don't like the milk!
5、so 当“这些；这样”讲时，so 是副词，修饰形容词或副词。用法如下：
1）so + adj.
She is so young that she can't go to school by herself.
2）so + adj. + a / an + 单数可数名词。
He is so funny a man.
3）so + many / few （ + adj. ）+ 复数可数名词。
She gave me so many interesting books.
4）so + much / little （ + adj. ）+ 不可数名词。
There is so much time for you.
5）so + adv.
I got up so late that I couldn't catch the early bus.
much的用法：
1、much 作定语，修饰不可数名词，一般不作表语。例如：
I have much homework to do this evening.
2、much 作定语，常用于疑问句、否定句或条件状语从句中，在纯粹的肯定句中最好用 plenty of 。例如：
There isn't much food in the fridge.
3、much 用来修饰比较级和最高级，修饰最高级时应在定冠词 the 之前。例如：
She is much better now.
This is much the best.
4、too much 意思是“太多；太多的”，后面可以接名词，也可以单独使用；much 后接形容词、副词，是 much 与 too, more, rather 连用加强语气的用法，意为“极其；非常”。例如：
It's much too cold.
I have too much work to do today.
too的用法：
too 意为“太”、“过分”，表示超过容许的程度，一般只用于表示“坏”的内容。例如：
The coat is too small for me to wear.
very 与 much 的区别：
1、very 不能修饰动词的过去分词，much 则可以。例如：
I don't swim much.
Do you see her much?
I like the bicycle very much.
I was much surprised at what she said.
2、very 不能修饰形容词或副词的比较级，much 则可以。例如：
The book is much more interesting than that one.
The box is much heavier than that one.
3、very 不能修饰以“ a- ”开头的、只能作表语的形容词，如 afraid, alone 等，但 much 则可以。asleep 可以受 fast 修饰。例如：
I'm much afraid that we'll be late.
He is fast asleep.
4、介词短语有时可以用 much 修饰，但不用 very 。例如：
Much of her joy, she found the seagulls had come to eat not the crops, but the locusts.
5、much 不能修饰形容词或副词原级，very 则可以。例如：
He ran very fast.
The movie is very interesting.
6、very 不能修饰用在被动语态中表示被动的过去分词，但可用来修饰表示性质和状态的过去分词，该过去分词已经具备形容词词性，常被用作表语或定语。例如：
There was a very worried look on her face.
I've always been very frightened of walking in the dark.
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