1、Frank is working late again.this is the first time this week he's had to study late,isn't it? 为什么不是hasn't he呢?这个动词是怎么判断的啊??
2、He had to finish the work yesterday,didn't he?这里也是为什么不是hadn't he?呢?
3、Don't you forget to write me,will you?为什么不是do you?呢?
反义疑问句是反的主语哈????
追答主语要和谓语一致才行。