从以下句子中找出语法错误，并将其输出。
1. I enjoy to read books in my free time.
2. Me and my friends are planning a trip.
3. The cat sat on it's bed.
1. I enjoy to read books in my free time. (语法错误应为：I enjoy reading books in my free time.)
2. Me and my friends are planning a trip. (语法错误应为：My friends and I are planning a trip.)
3. The cat sat on it's bed. (语法错误应为：The cat sat on its bed.)