Đặt câu hỏi cho những câu trả lời sau

Đặt câu hỏi cho những câu trả lời sau :
1.Why are't ............................................................................................?
Because the weather is very nice.
2.What about Lan ? Is she ............................................................................,too?
We are going to reach the mountain by coach.
3.How's ........................................................................?
She's going there by bus
4.Are you ...................................................................................................?
Yes.We are going to join the summer club next month.