单选题
The dean asked the secretary if there were enough people,______ to hold a faculty meeting.
A. on purpose
B. on end
C. on hand
D. on average
A
B
C
D
【正确答案】
C
【答案解析】
on purpose：故意地，同义词有deliberately、intentionally；on end：连续，同义词有in a row、straight；on hand：现有的，在场的；on average：平均的
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