在虚框内画出如图所示实物电路的电路图

在$\frac{1}{2}$π，﹣2，0.$\stackrel{.}{3}\stackrel{.}{2}$，$\frac{2}{3}$，$\sqrt{9}$，0.5757757775…（相邻两个5之间的7的个数逐次加1）中，无理数有____个．

     My friend Tony is an American1 . He is ten years old. He lives 2  his family in China now. There are 3  people in his family; his mother Mrs Green, his father Mr. Green and his little sister Amy. He has a white cat. 4  name is Betty. Look ! Amy is playing 5  Betty. His father, Mr. Green,is watc­hing TV. His mother is doing housework. What about Tony? He is doing6 Chinese homework. He can't 7   Chinese well, but he likes Chinese very much.
    Tony's 8 works in a TV station. His father works in a school as an9 teacher. Tony and his sister10 to the same school.

Take ____! Don't ____ off the tree.