1. The purpose of the text is to argue why mobile phones should not be banned in school.
2. The main idea of paragraph 2 is that mobile phones can be used by students to call their parents for other needs, such as getting something brought to school or being picked up. The main idea of paragraph 3 is that mobile phones can be used by students to access information and expand their knowledge.
3. The writer's thesis is that mobile phones should not be banned in school, and the recommendation is to use them in the right time and place so that no one is disturbed.
4. There are three arguments in the text: 1) mobile phones can be used to call parents for other needs, 2) mobile phones can be used to access information and expand knowledge, and 3) mobile phones can be used to expand the network of friendship among students.
5. Yes, because they can be useful for students in various ways, such as calling parents for other needs, accessing information and expanding knowledge, and expanding the network of friendship among students. However, it is also important to use them in the right time and place so that they don't disturb others.

Penutup

Semoga jawaban yang diberikan sedikit membantu.

Selamat belajar kids!