新GRE寫作素材-科技類

　　1 帶來landfill: outdated devices, discarded chemicals, plastic packaging.

　　2 帶來out of work: automation contribute to out of work; the development of computers and transistors and the accompanying trend toward miniaturization.

　　3 壞處：automobile exhausts, pesticides such as DDT threaten the food chain, mineral wastes pollute reservoirs of groundwater.

　　4 好處：telecomuniting: because of the side effect relatively inferior, improve productivity, develop quantity management, reduce labor resourcefulness.

　　5 雙面性：as medicine both have side effect; however, people could not reject to receive them with more benefits.

　　6 事例：國防軍備，基因治療疾病，機(jī)器人的工業(yè)用途，全球化;事業(yè)，個(gè)人隱私，倫理，社會(huì)不平等，文化落后，文化殖民，溫室效應(yīng)，飲水質(zhì)量數(shù)量，灌溉用水，工業(yè)用水，發(fā)電，漁業(yè)，化學(xué)泄漏，核泄漏導(dǎo)致死亡，疾病。

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