单项选择题
In terms of organization,the two major parties（）
A.have tight organizational structure B.have strong leadership at the national level C.are well organized at the grass roots level D.are merely political forces coming together in a loose way
单项选择题 The two major parties today have（）difference in policy orientation.
单项选择题 From the 1860s to the 1920s,the Republican Party dominated the political scene and from the 1930s to the 1970s（）was in power most of the time.
单项选择题 Abraham Lincoln was elected President as candidate of（）
