根据短文内容填空，每空一词。
Dear Mike,
We are your parents .We got your letter yesterday. Yes, we can visit you at Christmas（圣诞）. We wanted to spend Christmas at home, but now we are going to be with you. Jack will not be in school then.
The weather in Chicago（芝加哥） is cold, but it doesn’t matter. Sometimes we like the snow.
We have got our plane tickets (票),we will go there by plane .We will get to your city on the 18^th. We will stay with you for five days . Is that all right with you?
We will take our favorite recipes（食谱）, so we can have a nice Christmas dinner.
See you soon.
Love,
Mum and Dad
This letter is from Mike’s ___________.
In Chicago, the weather is ___________now.
Mike has a brother called _________. He is in school now.
Mike’s parents will go to his city by __________.
His parents will stay in Chicago for ___________ days.