根据上下文，用合适的词填空。

My birthday is _________________ 31st, it is the last __________ of July. This year it is __________ Sunday. My parents hold a birthday party at home. I invite my _________ to come to the party. At the party, they give _________ many lovely presents. Such as _________cards, interesting ____________, pens. They sing a__________ Birthday to me. I am so happy. My mother buys a big _________ for me. I cut the cake into small pieces and give them out. We have a ____________ time at the party.