We use so with an adjective without a noun. For example: so high, so beautiful, so clever etc. We use such with an adjective with a noun. For example : such a high mountain, such a beautiful girl, such a clever boy, etc. Let's see them in sentences :
So and such are used to make the meaning of the adjective stronger. They mean really.
We often use so ... that and such...that to combine two sentences. The first part is a cause. The second part is a result. Let's see the following tables.
In this exercise you have to complete the sentences with so or such !
In this exercise you have to combine the sentences given with so...that or such...that !