请用shall,be going to,will各造一个否定句,疑问句.并做肯定和否定回答.

1.Shall we go together?Yes,we shall.No,we shan't.
We shan't go to the park tomorrow.
2.Will you go to school by bus next Monday?
Yes,I will .No,I won't.
I won't go there on foot.
3.Is it going to rain the day after tomorrow?
Yes,it is.No,it isn't.
It isn't going to rain the day after tomorrow.