Recently, mobile phones have become more and more popular with both the young and the old. People accept the convenient way of communication and some even cannot live without them. They play _________ important role in people’s life.

Grace is a sixty-year-old woman. She lives _________ herself because her son works in another city. She used to feel lonely. One day, her son bought a mobile phone for her _________ taught her how to use WeChat. Since then, she hasn’t felt lonely because she _________ talk with her son face to face with the help of WeChat. What’s more, she has made many friends _________ have the same hobby as her through WeChat. She thinks mobile phones have made her life colorful and convenient.

However, as for teenagers, mobile phones are not so _________ for them. Tony is a middle school student from Shanghai. Last year, a mobile phone _________ to him as his birthday gift by his father. Tony liked it very much because he could do many things with his mobile phone, such as listening to music, watching movies, buying things he wanted, and _________ in touch with his friends. He paid no attention to his study anymore. He completely lost _________ in mobile phones. Finally, his father had to take back his mobile phones. From the story we know __________ important it is to use mobile phones properly.

【推荐3】With the development of science, many inventions have changed our life. For example, since the cell phone ________, it has done a lot for us. There ________ no doubt that the world has become smaller than before because of the cell phone. It’s much ________ to get in touch with your family and your friends living far away. You can use it to contact with people in every part of the world, and two lovers can use cell phones ________ messages to each other. They show their love in this way and share happiness ________ each other all the time.

________ cell phones help us a lot in our daily life; they bring us some problems, too. ________ cells phones too often is bad for our health. They make too much noise that disturbs our life. Students ________ have cell phones may use them to play games or send messages in class, because they are too young to control ________. This will certainly affect their study. It’s hard to say ________ it is good for us to have cell phones.