问题
选择题
______ all the stories, I think the first story is ______ one. [ ]
A. In; the most funny
B. Of; the most funny
C. Of; funniest
D. Of; the funniest
答案
答案：D
搜题请搜索小程序“爱下问搜题”
______ all the stories, I think the first story is ______ one. [ ]
A. In; the most funny
B. Of; the most funny
C. Of; funniest
D. Of; the funniest
答案：D
。现从与D点等高的A点水平抛出一小球，小球运动至B点时，刚好沿B点切线进入圆轨道，并恰好能过D点，落在水平台上的E点。空气阻力不计，重力加速度为g，试求：
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