急!英语辩论会 “ We can use a mobile phone”

A mobile phone is not good for one's health.
It takes too much of our time.
It often interrupts us when we are not available to answer it.
It makes too much noise.
It is expensive for a student who has no income.
It makes one speak too much and become a tedious speaker.
To have a fixed phone in the room is enough. We don't need a mobile phone. It is useless and harmful.
enough?