The Chicago and Calumet Rivers originally flowed into the St. Lawrence by way of Lake Michigan, but having been redirected by constructing canals so that the water now empties into the Mississippi by way of the Illinois River.
-
ARivers originally flowed into the St. Lawrence by way of Lake Michigan, but having been redirected by constructing
分析该选项
-
BRivers had originally flowed into the St. Lawrence by way of Lake Michigan, but they have been redirected by constructing
分析该选项
-
CRivers, which originally flowed into the St. Lawrence by way of Lake Michigan but have been redirected by the construction of
分析该选项
-
DRivers, originally flowing into the St. Lawrence by way of Lake Michigan, but having been redirected by the construction of
分析该选项
-
ERivers, originally flowing into the St. Lawrence by way of Lake Michigan, have been redirected through the construction of
分析该选项