用英语介绍你上周末的活动（至少4句)

Last Saturday, I went to my friend Lily's birthday party. Many boys and girls went to her party. In the morning, we went to the park to have the picnic. In the afternoon, we went to see the film. Lily was very happy. She wore a new dress and looked very beautiful. I gave her a book as present. She liked my present very much. We all enjoyed ourselves.