阅读理解，根据短文内容选择正确的选项。

It was Dec. 20th yesterday. It was Lucy's birthday. There was a big birthday party in her house. Many classmates went to her home. They were Amy, Nancy, Kitty, John, Mike and Tom. Lucy's mother cooked a big dinner for them. Her grandma made a beautiful cake for them. Lucy got many presents. Her father gave her a new bike. Her grandpa gave her a new bag. She was very happy. Everyone had a good time.