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二 并列句 17水或許臟并且充滿微生物細菌威脅人類健康 Water may be dirty and contains microscopic animals or bacteria dangerous to human health. 18娛樂活動帶給我們更方便更容易的生活,但是過度使用將導致人類的創造力喪失 Modern technologies in recreational activities have brought us easier and more convenient life, but using them too often might result in the loss of creativity. 19娛樂給人們帶來很大的快樂而且幫助他們減輕壓力和抑郁 Amusements give them great happiness and help relieve pressure and depression. 20網絡訓練年輕人反應迅速激起他們對計算機科學的興趣 Internet trains young people to respond quickly and arouses their interest in computer science. 三 短語 21根據法律廣告必須是完全真實的和健康的 According to the laws, advertisements must be completely truthful and healthy 22因為醫學的發展人們比過去活的長的多 Thanks to the development of medical science, people live longer than before. 23預算很有限政府不能投資很多錢在藝術方面 With the limited budget, the government is unable to invest much money in education