单项选择题
The policy the United States actually pursued in the first two years of WWI was（）
A.impartial neutrality B.partial neutrality C.firm support of the Allies D.Pro-Ally partial neutrality
单项选择题 One of the contributions of Woodrow Wilson was（）
单项选择题 One of the contribution of Theodore Roosevelt as President was（）
单项选择题 The Progressive Movement wanted to（）in order to stop big business control.
