根据短文的意思，完型填空。
Hello, everybody! Do you know me? My 1 is Liang Qikun. My English name is Jenny. I am 2 China. I am ten years old. I am a clever girl. I have short black hair, big black eyes, big ears,3small nose and a small mouth. I am not very tall and not very thin. My hobby4reading books. My favourite sport is adventuring. I can play the piano5well. This is me.
，集合N=
，全集U=Z，则
等于（ ）
