阅读短文，判断下列句子正误。

I'm Peter. I have a happy family. My grandparents are farmers. They work on the farm. They like to go for a walk together. My grandfather is tall, but my grandmother is short. So my grandmother often says, "Can you walk slowly and wait for me?" And my grandfather often answers, "Sure." My father is a doctor and my mother is a nurse. They work at the same hospital. They are busy. My mother likes to shop online. So she likes to "work on the computer". Now she is watching the computer and she says to my father, "This dress is beautiful. Can I buy it? ""No, you have ten new dresses, "my father says.

This is my family.