not，，but，，‘不是，，而是，，’在两者之间可以加句子么？

Question

如：not S V but S V

Answer 1

不能以not...but...作为连词使用，直接加上句子，而应该仍把它们看做连接两个短语的东西，让它们后面接从句，比如：
The main probem is not that the water is too hot, but that it is not clean.
I am angry not because you made mistakes, but because you did not tell me about them.