My parents don't have so many nice clothes.
Do your parents have so many nice clothes?
Kate doesn't have breakfast at 8:00.
Does Kate have breakfast at 8:00?
像这种有实义动词作谓语的句子,变成否定句或一般疑问句的时候,都要借一个助动词do/does.
不明白的欢迎再问!第一个总感觉不对劲- -你可能觉得so不用于否定句吧？这只是在简答中so才不用于否定句。如：I think so. 否定句是I think not。这里的so是这样的意思，而题中的so是如此的意思。互不相干的。