问题
选择题
New York and Washington D.C. are good places to visit _____ May or October. [ ]
A. from
B. at
C. in
D. on
答案
答案：C
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New York and Washington D.C. are good places to visit _____ May or October. [ ]
A. from
B. at
C. in
D. on
答案：C
