Ben and kitty were at home.否定句;一般疑问句和Ben and kitty 划线部分提问

问题描述:

Ben and kitty were at home.否定句;一般疑问句和Ben and kitty 划线部分提问
最晚5月15日,

Ben and kitty weren't at home.
Were Ben and Kitty at home?
Who was at home?