Mobile phones have many functions. We can use them to listen to music, play games and surf the Internet. They are useful to us, but they will also have a great influence on us. If we don't make good use of them, they may affect our study and relaxation time. Besides, we'd better not use them in public places.
Dear, I work hard to write this, because complicated words can't be used, so I want to be as close to the level of Grade Two as possible. I wish you progress in your study and seek adoption ~ ~ ~