题干
--- He said you’d be giving them a lift．
--- ____ There are already five people．
A：Why not?
B：What of it?
C：Not likely
D：All right．
答案(点此获取答案解析）
C
A：Why not?
B：What of it?
C：Not likely
D：All right．
。如果保持子弹入射的速度大小不变，而使子弹的质量增大，关于最大摆角