问题
选择题
A (H1N1) flu spreads ______ among people, so we shouldn't go to crowded places. [ ]
A. easy
B. easier
C. easily
答案
答案：C
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A (H1N1) flu spreads ______ among people, so we shouldn't go to crowded places. [ ]
A. easy
B. easier
C. easily
答案：C