Today is Kitty's birthday.She invites Ben, Kally, Jimmy and me to go to her birthday.I will to buy a gift to her.But I don't know to buy which thing to her.Just then, Mum has a good idea, she tells me book can increase one's knowledge. I understand Mum's word. Suddenly, I go to the book shop and buy a story book. I take the book to Alice's home. I give her a gift--a story book. She is very happy! Then I say "Happy birthday to you!'. Today we are all very happy!