GRE阅读真题解析之PP2-3 Passage 3
留学群GRE栏目小编们精心为广大考生准备了“GRE阅读真题解析之PP2-3 Passage 3”,各位同学赶快学起来吧,做好万全准备,祝各位同学考试顺利通过。 PP2-3 Passage 3 Electric washing machines, first introduced in the United States in 1925, significantly reduced the amount of time spent washing a given amount of clothes, yet the average amount of time households spent washing clothes increased after 1925. This increase is partially accounted for by the fact that many urban households had previously sent their clothes to professional laundries. But the average amount of time spent washing clothes also increased... [ 查看全文 ]GRE阅读真题解析之PP2-3 Passage 3的相关文章