写作思路：使用简单的语法写出这篇文章，用上题目给出的介词，保证语法的正确使用。
正文：
As soon as you enter the gate, you will see a sign, which I think we should remember to read in the morning.
你一走进大门，就会看到一个标志，我觉得这是要我们牢记要晨读。
The national flag should be raised after reading in the morning. Every Monday, every class will be in a neat line.
晨读读完应该升国旗，每当星期一，每个班级会排着整齐的队伍。
Gather on the playground and raise the national flag. The students salute the national flag. Our headmaster is Wang. She stands on the platform seriously and talks to us every time.
到操场上集合，升国旗开始了同学们向国旗敬礼，我们的校长姓王，她每次都严肃地站在讲台上，跟我们说着话。
Our playground is the most lively. Whenever the big break starts, the playground becomes lively. Some are running and sweating, some are skipping rope, some are doing sit ups, and some are playing football.
我们的操场算是最热闹不过了，每当大课间活动开始了，操场上就变热闹了，有的在跑步，跑得大汗淋漓，有的在跳绳，有的在做仰卧起坐，有的在踢足球。
Finally, let me talk about our class. The head teacher is Mr. Chen. She wears a pair of pink glasses and is approachable to us.
最后，我来讲讲我们班吧，班主任是陈老师，带她着一副粉色的眼镜，对我们平易近人。
The math teacher is Miss Jin, but she is very fierce. When she gets angry, she will throw her math exercise book on the ground.
数学老师是金老师，她可是很凶地，发火的时候她会把数学作业本扔到地上。
The most fierce is coach Chen, the football teacher. He can kick the football away. Once he kicked the football to a big tree and couldn't take it down. We were so scared that we didn't dare to go out.
最凶的是足球老师陈教练，他可以把足球踢飞，有一次居然把足球踢到一棵大树上拿不下来了，吓得我们大气都不敢出。
那个人物人称你可以自己换
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