Schools should not ask students to do homework on the phones and they should set up teacher hot lines and public phones for communication between parents and students.
学校不应要求学生在手机上做作业，他们应该设立教师热线和公共电话以供家长和学生沟通。
2
Every time we see one of his signs, we can ask ourselves how well the development of our communication skills is going.