完整原文
Mobile phones have become a common part of student life, but their use in schools brings both useful benefits and clear problems. On the one hand, they help students learn quickly because they can search for information online and use educational apps to improve their skills. On the other hand, phones can easily distract students during lessons, as games and social media take their attention away from the teacher. Therefore, teachers and parents should work together to set clear rules, allowing phone use only for specific learning tasks. In conclusion, while mobile phones offer great learning tools, they must be managed carefully to keep the classroom environment focused and effective.