如图所示,点M沿螺线自内向外运动,它走过的弧长与时间的一次方成正比,则点的加速度越来越(  ),点M越跑越(  )。

如图所示,点M沿螺线自内向外运动,它走过的弧长与时间的一次方成正比,则点的加速度越来越(  ),点M越跑越(  )。A.大,快 B.小,慢 C.大,不变 D.小

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A Ⅱof the following gestures encourage communication except_

A Ⅱof the following gestures encourage communication except__________. A.leaning

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According to the article,what is NOT the advantage of being

According to the article,what is NOT the advantage of being educated at home? A.

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阅读短文,回答题.Rowena and Billy Wrangler are model high school stu

阅读短文,回答题.Rowena and Billy Wrangler are model high school students.They study ha

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