My father has a soccer ball . 变否定 疑问怎么变? 并说出原因
问题描述：
My father has a soccer ball . 变否定 疑问怎么变? 并说出原因
答
My father doesn't have a soccer ball.
答
My father第三人称单数形式，所以动词 has 用三单形式，其否定和疑问句要借助动词does.
My father doesn't have a soccer ball.
Does your father have a soccer ball ?
答
否定句：My father hasn't a soccer ball / My father doesn't have a soccer ball；疑问句：Has your father a soccer ball / Does your father have a soccer ball?含有 have / has (= 有) 的句子变成疑问句和否定...