关于手机的好处英语作文有：
First of all, cell phone is very convenient. People can connect with anyone in anywhere if that person has a mobile phone, too.
In other words, people have to write letter in paper and then wait for a long time to make the letter arrived the destination in the old days.
Second, mobile phone makes our work or study more efficient. People can use mobile phones to search data, to delivery files and so on. For students, they can use mobile phone to do some readings at any time and any places without carrying a book.
When people face dangerous, they can use cell phone to dial 110 to report to the police or ask for help from friends nearby. And when people worry about another man, they can call him to make sure whether he is OK or not.
Last but not least, mobile phone contains much interesting entertainment, which can bring lots of happiness to human beings and make their life more colorful.
In a word, mobile phone provides great convenient for our lives, makes our lives more wonderful and brings us an easier way to contact with the world.
以上译文：
首先，手机很方便。如果两个人都有手机那么他们就可以相互联系了。换句话说，以前人们得在纸上写信，然后等很长的时间才让这封信到达目的地。
第二，手机使我们的工作或学习更有效率。人们可以用手机搜索数据，传送文件等。对于学生来说，他们可以随时用手机阅读而无需携带书。
他们也可以打电话之后就可以相互交流。其次，手机是有安全保证的。当人们面对危险的时候，他们可以用手机拨打110报警或求助于附近的朋友。
当人们担心另一个人的时候，他们可以打电话来确认他是否没事。最后但并非最不重要的，手机包含了许多有趣的娱乐，可以大家带来很多的欢乐，让他们的生活更加丰富多彩。
总之，手机给我们的生活提供了极大的便利，使我们的生活更加美好，也让我们更易于与世界联系。
关于手机的好处英语作文写作技巧：
1、说明手机的重要性。
2、分类别阐述手机是如何对人们产生好处的。
3、总结手机所带来的便利性。