Using phones in school

Nowadays, many students using mobile phones. It feels like every child in the street using phones. The problem of using phones in school is issuing. In my opinion, I disagree with using mobile phones in school. I have three reasons.
First, it'll disturb the lesson due to the phone. As you know, the phone is very addictive. So, it'll make students play with phones, and naturally, it'll disrupt the class.
Second, students can manipulate the phone. Students are not mature as adults. It means they can use phones for bad purposes.
Last, they'll not respect the teachers' rights. The teacher having a class with preparations. But if they using their phones during class, it'll disrespect teachers.

Nowadays, many students are using mobile phones. It feels like every children in the street are using phones. The problem of using phones in school is issuing. In my opinion, I disagree with using mobile phones in school. I have three reasons.
First, it'll disturb the lesson due to the phone. As you know, the phone is very addictive. So, it'll make students play with phones, and naturally, it'll disrupt the class.
Second, students can manipulate the phone. Students are not mature as adults. It means they can use phones for bad purposes.
Last, they'll not respect the teachers' rights. The teachers are having classes with preparations. But if they are using their phones during class, it'll disrespect teachers.