When cellphone became popular among students many years ago, many teachers were so worried about students' attention in the class would be distracted, so they forbid students to bring cellphone in the classroom. As the time went by, though it has been admitted to use cellphone in the classroom, the schools still try to find a way to limit it.
多年前手机在学生中流行时，很多老师担心学生在课堂上的注意力会被分散，所以禁止学生在课堂上带手机。随着时间的推移，虽然已经承认在课堂上使用手机，但学校仍在设法限制使用，
Cellphone seems to be the teachers' enemy in the classroom. When they are teaching knowledge, they find most students are lowering down their heads to play cellphone. It must frustrate teachers so much. In order to focus students' attention, they figure out all the ways. Recently, it has been reported that the students' cellphones were handed in and then destroyed in a college. Surely, the public condemned the school's extreme regulation, which is not a wise choice to do it.
的手机似乎是老师们在课堂上的敌人。当他们教授知识的时候，他们发现大多数学生都在低头打手机。这一定让老师们很沮丧。为了集中学生的注意力，他们想方设法。最近，有报道称，这些学生的手机是在一所大学里交出来然后销毁的。当然，公众谴责学校的极端管理，这不是明智的选择。
Cellphone has been part of our life. Even the teachers can't live without cellphone, let alone to grab it from students. The way to catch students' attention is to make their lessons vivid and interesting. At the same time, it is important to let student realize what they will miss if they can't focus attention.
的手机已经成为我们生活的一部分。连老师都离不开手机，更别提从学生身上抢手机了。吸引学生注意的方法是使他们的课生动有趣。同时，重要的是让学生意识到如果他们不能集中注意力他们会错过什么。