Mobile phone has become a problem for middle schools. Some middle schools in Australia have banned (禁止) students from carrying mobile phones during school hours.

    Mobile phone use among children has become a problem for schools. Several children have got mobile phones from parents and friends as Christmas gifts, and more students will want them.

    Lucy Bluett, an expert, said mobile phone use was a distraction (分心的事) to students during school hours. Teachers were also saying that sometimes students might use phone messages tocheatduring exams.

    She said some schools had tried to ban mobile phones. Some parents felt unhappy because they couldn't call up their children.

    Many teachers said students should not have mobile phones at school, but if there was a good reason, they could leave their phones at school office.

    Many people say that they understand why parents would want their children to have phones, but they think schools should let the students know when they can use their mobile phones.