Almost all variations in living standards are explained by differences in countries'productivities.几乎全部的生活水平的不同都可以由生产率的不同来解释.Global warming affects productivities of plants, and then, the structure and evolution of ...
If the chickens come out of their coops early,it will rain during the day.鸡出笼早,当天雨到。And let's be clear the supposed alternative, nonprofit coops, a sham.我们应该清楚的是, 拟议的替代方案-非盈利的合作组织是假的.Young cocks love no coops.小公鸡不恋笼...