题目内容：

Reading Comprehension.

(A) Fill in each blank with a proper word with the help of the first letter.

High school students in America hear about twenty b     1. every day. The first bell is the tardy bell (上课铃). If students are not at their desks when the tardy bell r     2., they know they are late. Another bell rings at the end of each class, and everyone leaves class q       3. and goes to the next class. When students are in a hunger, they are often h_______4.to hear the bell ring. If the class is i     5., they do not want the bell ring.

M      6.students like the lunch bell best. They know that is time to enjoy their l       7.. They b   8. a hot meal in the school dinning room or they b     9. their lunch from home in big paper bags. A     10.a nice lunch everyone knows that it is soon time for another bell, another bell…