看下面的家谱，完成短文。每空一词。

Look at my____  tree, please. I am Mike. I’m from the USA. I have a big happy family. My wife (妻子) ____    is a nurse. We have ____  kids.____ is our son and Joy is our____ . They study in No.1 Middle School. My father’s name is Bill and my____ name is Helen. My ____ are old. John is my ____ . He is a doctor. Kate is my wife’s____ _She is a worker. My wife’s____   is Emma. My wife’s father is Peter. They’re old, too.