阅读理解

Every school has its own rules. The rules change from one school to another. There are also some rules that look strange or funny to us. Here are some funny school rules.

Japan：Most schools demand（要求）that students wear uniforms, such as sports suits or skirts. They also demand that girls' white socks should be folded in a certain way and boys' heads should be shaved（剃）.

The US：At some US schools, students must have a pair of indoor shoes to change into every day. Chewing gum（香糖）is not allowed（允许）in many US school buildings, because it is difficult to clean up.

Britain：Strange hairstyles are not allowed at some British schools. But they might allow students to wear certain hairstyles during the World Cup.