问题
选择题
I hope to see Niagara Falls in _______ some day. It's said to be wonderful. [ ]
A. Europe
B. Africa
C. North America
D. South America
答案
答案：C
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I hope to see Niagara Falls in _______ some day. It's said to be wonderful. [ ]
A. Europe
B. Africa
C. North America
D. South America
答案：C