(01~05)C D C B B
(06~10)D C B C C
(11~15)A C C B A
(16~20)B A B D D
(21~25)D A C A D
(26~30)D B B B A
(31~35)A A A C A
(36~40)B D C C B
(41~45)A A D B C
(46~50)D D C B A
啊啊 32 是 C,
“Correction on question number 32, answer is C. Velocity changes, speed is the one that is constant cause velocity takes direction in account too. ” 朋友告诉我的……43/50 了呜呜