24、People used to communicate with each other through letters and public phones. But nowadays they use mobile phones and the Internet instead. This change in communication has good effects on our life and work.  Compared with letters and public phones, mobile phones and the Internet are faster and much more convenient. If you miss your grandmother, you just take out your phonhe and say "hello" to her. If you want to place an order with a foreign company, you can e-mail the message, It'll be a matter of minutes before you get their reply. Aren't we living in a smaller world?  (101words)

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Mor and more people rely on e-mail and mobile phones for comunication rather than letters and public phones because the new tools seem faster and make work more efficient. However this change has bad as well as good effects, especially dependence on the Internet. Firstly, as we lack enough practice, we are losing the beauty of hand-written Chinese words which express the writer better while machine words all have the same looks., Secondly, our spelling becomes worse if we rely on the machine too much.  Last but not least, the PC screen does harm to our eyes. I prefer the old way of communication even though it is much too slow in the eyes of many.（116words）