问题
选择题
The traffic _______ heavy _______ the heavy snow . [ ]
A. were, because
B. was, because
C. were, because of
D. was, because of
答案
答案：D
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The traffic _______ heavy _______ the heavy snow . [ ]
A. were, because
B. was, because
C. were, because of
D. was, because of
答案：D
