询问家庭人口 How many people...? — 英语填空题
题目
Lily 正在介绍她的家庭："There are my grandpa, my grandma, my father, my mother, my brother and me in my family." 完成对话：
Amy: How many people are there in your family?
Lily: There are ___ people in my family.（用英语数字作答）