It is Teachers'Day on September 10th every year．Teachers are the greatest people in the world，I think，because they teach us how to write and read．The most important is that they teach us how to be a real man．They are also kind to everybody and they don't want anyone to fall behind others．They always get on very well with their students，and they are our best friends．When students are in trouble，they can help them in time．I will be a teacher when I grow up．
常识500字作文
今天，我们上了一堂有趣的常识课，让我难于忘怀。上课前老师就拿来了实验所用的工具和材料。上课了，教师把实验用的东西全部放在一块板上，然后，他把木板用东西抬高，好让我们每一个学生都能够看得清楚。我看到上面有电池、小电珠、电线等物品。实验开始了：老师把电池分别装在两个电池盒里，用一根电线把它们串联起来。然...
变了500字作文
李林是一个六年级的学生，成绩一直在中上徘徊，他很聪明，思考问题总是一点就通，可是他很顽皮，不爱学习，所以成绩一直都上不去，这可伤坏了王老师的脑筋。在一次考试后，王老师终于找到了一个机会，能让李林爱上学习。这一天，王老师在教室里上课，她刻意拿起李林的作业本，把李林所有做错的题目都抄出来，让李林到黑板前...
