英语翻译

英语翻译
High school students in American hear about twenty bells every day.The first bell is the tardy bell.If students aren't in their seats when the tardy bell rings,they know they are late.Another bell rings at the end of each class,and everyone leaves class quickly and goes to the next class.When students are in a hard class,they are often happy to hear the bell ring.If the class is interesting,they do not want the bell to ring.Most students like the lunch bell best.They know that it is time to join their friends for lunch.They buy a hot meal in the school dining room or they bring their lunch from home in a big paper bag.After a nice lunch,everyone knows that it is soon time for another bell,another bell another bell...