某导体的电阻是10W，通过它的电流是0.2A，通电10s，电流通过电阻产生的热量是____ J。

    Hi! My name is Eric. I am an English boy. My1name is Li Mobai. I 2in China with my parents now.

    I3in No.1 Middle School in Shanghai. I'm in Class 1, Grade 7. I can 4 Chinese very well. I5good at math and music, too. I'm in the music club. I like6Chinese songs. Zhang Jie is my favorite star. I like sports very much. On weekends, I usually play7basketball and table tennis. Sometimes I go swimming8my parents.

    I have many good friends at school. I often9them with their English. So they think I'm a( n)10boy. They all like me very much.

    Do you like me? Do you want to make friends with me?

下列各组数中，不是勾股数的是（　　）