题目内容：

    Students have different opinions about whether to wear school uniforms or not. Chart I shows us the students' votes(投票) )in different regions(地区) of the US. Chart II shows us the reasons why students wear school uniforms.

1.How many students voted in Central America?

A.710 B.573 C.137

2.What is the main reason why students should wear school uniforms

A.Student Safety B.School Pride C.Classroom Discipline

3.Which is NOT TRUE according to the charts?

A.Most American students agree that they should wear school uniforms

B.Wearing school uniforms helps students build up the feeling of pride to their school

C.It is more possible for them to follow the rules in the classroom when wearing the uniforms