阅读短文，完成句子。(6分)
Hi，I'm Amy.Tomorrow is my birthday.So I am going to do a lot of things.In the morning，I'm going to play sports.Then I'm going to eat breakfast.I'm going to the supermarket to buy some food.I'm going to buy a big birthday cake.In the afternoon，I'm going to invite(邀请)my good friends to my home and eat the birthday cake.In the evening，I'm going to watch TV with my parents.
（1）Tomorrow is ________ birthday.
（2）She is going to buy a ________ birthday cake.
（3）Some of her friends will come to her ________ and eat the birthday cake.