【单选题】
The ship's generator broke down, and the pumps had to be operated ______ instead of mechanically.
A.artificially
B.automatically
C.manually
D.synthetically
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根据网考网移动考试中心的统计,该试题:
0%的考友选择了A选项
19%的考友选择了B选项
78%的考友选择了C选项
3%的考友选择了D选项