分别写出下列句子的否定和一般疑问句形式或划线提问：

1.Ken has to take out the trash every day.
否定：Ken doesn't have to take out the trash every day.或
Ken has not to take out the trash every day.
一般疑问：Does Ken have to take out the trash every day?
2.We have to clean our rooms every Saturday.
否定：We don't have to clean our rooms every Saturday.
疑问：Do we have to clean our rooms every Saturday?
3.I have to do my homework after school.
否定：I don't have to do my homework after school.
疑问：Do I have to do my homework after school?

否定形式：
1. Ken doesn't have to take out the trash every day.
2. We don't have to clean our rooms every Saturday.
3. I don't have to do my homework after school.
一般疑问句：
1. Does Ken ha...