问题
选择题
We always keep _____ spare paper, in case we run out. [ ]
A. too much
B. a number of
C. plenty of
D. a good many
答案
答案：C
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We always keep _____ spare paper, in case we run out. [ ]
A. too much
B. a number of
C. plenty of
D. a good many
答案：C