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详细大作文题目:
1. new invention (computer phone etc) more and more change people live .
2. will it bring some positve or negtive effect ?
3. answer your questions with your relevent examp
作文中常用句套: 下文中出现的 A,B, “...”(某事物), "sb"( somebody), 要在写作中要根据上下文进行适当替换. 开头: When it comes to ..., some think ... There is a public debate today that ... A is a