假如你是李华。下个月，有几名美国校长来你校参观，并希望参观实验室。 你将作为一名导游带领他们进行参观。请根据下列要点准备一篇发言稿，介绍学校的实验室和同学们的实验课。
项目
要 点
设施
学校发展迅速，实验室设备齐全，先进
教师
物理化学等学科老师非常优秀，实验课生动有趣，有意义
学生
同学们认真思考，积极动手；观察和实践能力提高迅速
要求：1. 可适当增加细节，使行文连贯；
2. 开头已给出；
3. 100词左右；
4. 参考词汇：观察（v）observe practice （v./n.）实践
Dear friends，
Welcome to our school.___________________
书面表达范文
Dear friends，
Welcome to our school. I am honored to be here to introduce our lab to you.
In recent years，with the development of our school, many great changes have taken place. On the one hand，we have advanced labs which are equipped with all kinds of the latest laboratory facilities. On the other hand，the science teachers who teach us physics and chemistry are very excellent. They 高一英语作文 介绍学校的实验室和同学们的实验课always make classes lively， interesting and meaningful. With them teaching us, the students always listen carefully， think deeply and practice actively according to their instructions. As a result, our abilities of observing and practicing improve a lot.
As students，we treasure the beneficial conditions and makes good use of our lab to improve ourselves.