Book1 unit 2

 such / so
1.such是形容词，用来修饰名词，名词前有无形容词都可以。

1) such a (big) fool / such a (poor) family /such an ( honest ) boy
→→such+a/an+(adj)+单数名词

eg: He is such a (big) fool.

2) such (good) things/ such (useful) books

→→such+（adj）+复数名词

eg:Such things often happen in our daily life.

3）such (fine)weather/ such (valuable )time

→→such+（adj）+不可数名词

eg: Such weather is not seen in Wuhan.

4）such people are dangerous.

→→such+集合名词

2.so是副词，用来修饰形容词或者副词。

so beautiful/ so popular/ so wonderful

so fast/ so quickly/ so smoothly

eg:She is so clever a girl that we all like her.

   The horse ran so fast that no one could stop it.

1) so后面也可以接名词

so clever a boy/ so useful a book

→→so+adj+a/an+单数名词  (此句型可与such句型互换,但位置不同 )

such a clever boy/ such a useful book

eg: He is such a clever boy. →→→→He is so clever a boy.

2)当名词前有表示“多、少”意义的many,much,few,little等修饰词时用so,不用such.

◆ so many students / so many flowers/ so many people

◆ so few books /  so few cards

 So+many/few+复数名词

※ so much knowledge / so much water

※ so little money / so little time

 So+much/little+不可数名词

3）当many,much ,few ,little 单独作为名词使用时，用so

 so much for today

There are so few that I can not give you any more.

4)当little表示小的意思修饰可数名词时，只能用such,不用so.

I have never seen such a little girl.

The girl is such little that she knows so little.

»»→→→→

It is such fine weather that many people are playing in the park.

Jack has read so many novels that he wants to write his own novel.

I don’t understand why such a rich country has so many beggars.

such and so用法区别