They had to leave here together(反意疑问句）
问题描述：
They had to leave here together(反意疑问句）
答
当陈述部分有have to +v.(had to + v.),时,反义疑问句部分常用don't +主语（didn't +主语）. 例如：We have to finish all these work by eight o'clock,don't we?所以这个题的反义疑问为：didn't they?...