问题描述：
一道英语选择题,说说理由
Since it was impossible---a samll gun from a distance,the muder was probably in the room---the time of the murderA.to aim ,in
B.aiming,at
C.to aim,at
D.aim,on
这里的aim是什麽意思
Since it was impossible---a samll gun from a distance,the muder was probably in the room---the time of the murderA.to aim ,in
B.aiming,at
C.to aim,at
D.aim,on
这里的aim是什麽意思
问题解答：
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