问题
选择题
A long-term study ____ by our school shows that students aiming high can achieve more in life. [ ]
A. managed
B. conducted
C. operated
D. played
答案
答案：B
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A long-term study ____ by our school shows that students aiming high can achieve more in life. [ ]
A. managed
B. conducted
C. operated
D. played
答案：B