Although women's wages are improving, Department of Labor statistics show that the ratio of their earnings with that of men have been roughly static since 1960.
E.to those(earnings) of men (ratio)has been
[语法]SC-9149fhNASA's methodical approach to the exploration of Mars has...
[语法]SC-412aah[u]Not only did the systematic clearing of forests in the...
[语法]SC-301dthAlmost like clones in their similarity to one another, [u...
[语法]SC-8acg0hThe artist Renoir's last word was "flowers," spoken [u]as...
[语法]SC-e05fch[u]In the Louisiana Purchase of 1803, the United States a...