根据答语填上适当的疑问词或词组.帮帮忙有奖分

根据答语填上适当的疑问词或词组.帮帮忙有奖分
1._____ _____rooms are there in the flat?
There are four rooms in the flat.
2.______ _______you like to live to live?
l would like to live in the countryside.
3._____ ______is your brother?
He is nine.

1.How many
2.What would
3.How old