16 17题求解,xiexie

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16 17题求解,xiexie
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16 17题求解,xiexie
16 17题求解,xiexie
 

16 17题求解,xiexie
16.B
A,向东运动被向西的力推,可以继续沿直线
C,水速和船速的合速度不变,直线
D,小球对地的水平速度可能为0,即竖直下落
17.ABD 肯定要向上拐弯

16 17题求解,xiexie 15题,xiexie 6--11题.xiexie xiexie xiexie xiexie xiexie、、、 xiexie xiexie xiexie! xiexie! xiexie xiexie xiexie xiexie! xiexie xiexie xiexie