A:Would you be surprised
B:Were you surprised
C:Had you been surprised
D:Would you have been surprised
已知一运动物体的初速度v0=5m/s,加速度a=-3m/s2,它表示( )
车型
目的地
A村(元/辆)
B村(元/辆)
大货车
800
900
小货车
400
600