英语作文语法问题

问题描述:

英语作文语法问题
Next Friday(is she 6)years old birthday party.(I invite you can come to the party.)At the party,I'm going to give her a surprise-----(I give her double cakes.)
括号部分需要修改,有主谓问题和时态问题.大侠们帮我改一下,

Next Friday is her birthday party,for her 6 years old.I invite you to come to the party.At the party,I'm going to give her a surprise-----I will give her double cakes.)