Can you come to the party?变否定句是Can't you come to the party还是Can you not come to the party原因是什么?什么语法知识?

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Can you come to the party?变否定句是Can't you come to the party还是Can you not come to the party原因是什么?什么语法知识?
Can you come to the party?变否定句是Can't you come to the party还是Can you not come to the party
原因是什么?什么语法知识?

Can you come to the party?变否定句是Can't you come to the party还是Can you not come to the party原因是什么?什么语法知识?
这两个否定句的含义完全不一样:
Can't you come to the party?- 你不能来派对吗?(本意还是希望对方来.)
Can you not come to the party?- 你能不能不来派对?(本意是,你别来了).
这两句都和原句有些不同.看你需要表达什么意思了.

都可以,not可以和be动词、情态动词、助动词缩略至于主语之前,如果没有缩略就只能放在助于之后。