翻译下面中文（翻译成英语）

我认为学生可以带手机。这样可以便于同学之间的交流。但在学习期间应该关机。

I think students can take mobile phone, which can help communication. But should swtich off the mobile phone when studying.

I think students should be allowed to take cell-phones, which can help them to communicate with each other,but in class they should be swtiched off.

The mobile phone has been the necessity in our daily life,so I think the students could bring the mobile phone to school .the use of mobile phones can strengthen the communication between the students,but during the class students should power off（这一句好像不是很好，你看着办吧）

I think students can take their mobile phones with them.It is easier for us to communicate with our classmates.But we should shut it down (? turn it off) when we are studying （in class）.

in my opinion, students can have mobile phone. in this way, it is convient for classmates to communicat. but mobile phones should not be used during studying.

I think that the students may bring cell phones. This will facilitate communication between students. However, during their study the mobile should be shut down.