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Cellphones are useful in our daily lives. But you should be not to be a noisy phone user. You are supposed to control your own behavior. Here are a few .
When you are in a public place and see a sign that says "Turn your cellphone", don't use your phone. you are allowed, speak softly fora short time and try to keep away from other people.
Pay attention! on a cellphone while driving is dangerous. Watch where you're going when you are walking down the street and talking on the phone.
