内容包括:1)、我们在手机上可以做什么?
2)、不当使用手机会带来什么问题?
3)、你的建议。
The mobile phone is becoming an important part our lives. It makes our lives more interesting. We can use mobile phone to make a call. Besides making a call, we can also use it to find information, watch movie, take photos, chat with o