根据短文内容，判断下列句子正误。

    Tom grows vegetables and fruits and the most beautiful flowers in the village. Plants grow in Tom's garden all through the year and they are much better.

    Tom cuts some flowers for his sitting room table, eats some fruits and vegetables, but he sells most of them in the market. His vegetables, fruit and flowers are so big and beautiful that they sold much more quickly in the market than those of other villagers.     How does Tom grow these beautiful things? He is so lazy that he just sits under his orange tree with his radio.He listens to the music all day.     That is quite true. Tom plants things in spring, summer, autumn and winter. After that he sits with his radio. And everything grows. It is the music that does the work. Tom knows more clearly that music makes the biggest vegetables and the most beautiful flowers. Plants love music as much as people.

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．