1. What do you usually do with a cellphone?
2. What are the differences between young people and old people when using a cellphone?
3. Which one is more important, using a cellphone to make phone calls or to read message?
4. Do you think there should be a law to stop people from making phone calls in public?
5. What can be done to stop cellphone addiction?
6. Do you think it is too late to call others at 11 or 12 o'clock at night?
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