问题
选择题
Once we _____, we should work hard until we succeed. [ ]
A. make up our mind
B. make our mind
C. make up our minds
D. make our minds
答案
答案：C
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Once we _____, we should work hard until we succeed. [ ]
A. make up our mind
B. make our mind
C. make up our minds
D. make our minds
答案：C