没有she don‘t,应该是she doesn’t/didn't.,如果谓语是实意动词,它的否定句就用she doesn’t/didn't,如果是be动词则用she isnt,例:she likes English songs---she doesn't like English songs. she is happy---she isn't happy.
首先she是单数第三人称,回答应该是No, she doesn't. Does she go to school by bus everyday? No, she doesn't. 回答有含实意动词的一般疑问句时用No, she doesn't. Is she a student? No, she isn't. 回答含有系动词提问的一般疑问句是用No, she isn't.