以下表格是关于Wu Binbin 的学校变化情况，假如你是Wu Binbin，请根据表格信息写一篇小短文，介绍学校发生的变化。

Before	Now
× playground	√ playground
× library	√ library
× tall buildings	√ tall buildings

要求：（1）条理清楚、意思连贯、语句通顺、标点正确，可适当发挥。
（2）不少于5句话。

【考点】状物篇．

【答案】Hi，I'm Wu Binbin.This is my school.There are many changes these years.There was no playground before.There is a big playground now.There was no library before.There is a big library now.There was no tall buildings before.Now there are three tall buildings in our school.We can study in big and clean classrooms.