近年来网络的发达，手机也越来越流行，他可以帮助我们学习。

In recent years, with the development of the Internet and the increasing popularity of mobile phones, it can help us study.

比如老师布置的作业可以直接发到手机上，不需要我们去打印，大大的减少了我们时间的浪费，可以有更多的时间去学习。

For example, the homework assigned by the teacher can be directly sent to the mobile phone, without us to print, which greatly reduces our waste of time and allows us to have more time to study.

我们还可以通过手机去搜索我们不会做的题。

We can also search for problems we can't do through our mobile phones.

手机还可以帮助我们学习英语，让我们可以很好的发音，练习英语听力。

Mobile phones can also help us learn English, so that we can have good pronunciation, practice English listening.