题目

阅读下列短文，根据所读内容在表格中的空白处填入恰当的单词。        注意：每个空格只填一个单词。        Some people believe that greed and selfishness has become the basis of modern society, and we should return to the old traditions of family and community then we will have a better life．To what extent do you agree or disagree with the above opinion?        In this fast-paced world, many values are undergoing major changes．While people traditionally prioritize caring, sharing and generosity in life and work, modern people seem to 下列实验中，均采用多次测量，其目的相同的是（  ）①测量物体的长度②探究杠杆的平衡条件③研究串联电路的电流特点 ④探究使用定滑轮的特点A．①②③B．②③④C．①③D．③④