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【单选题】The purpose of new technologies is to make life easier, -_______ it more difficult. [ ]
【简答题】A.肺阴虚 B.咳嗽、咳血、潮热、盗汗 C.咳吐、浊唾涎沫 D.肺阴亏损 E.肺痿 肺痿的主症是
【单选题】The purpose of new technologies is to make life easier, ______it more difficult.