问题
选择题
The leader of the factory told us that very little _____ was made of the waste material in the past. [ ]
A. cost
B. value
C. use
D. matter
答案
答案：C
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The leader of the factory told us that very little _____ was made of the waste material in the past. [ ]
A. cost
B. value
C. use
D. matter
答案：C
