does she have supper at six 为什么have不用has

does she have supper at six 为什么have不用has My family has six members.为什么用has不用have have supper,at six ten造句 Does she have a sister 为什么要用have不用has? does she have any sisters 为什么不用has啊?不是第三人称后用does吗? Does Kat's have supper at six?(变肯定句） does she have book? 为什么不是does she has abook? What does she have为什么这用have而不是has? always,at,supper,six,do,have,you(?)造词成句 jenny have supper at six 应该怎样改正! Dose she have small hands为什么不用has she _ dinner at six A have B has C is