试题与答案

一个人站在阳台上,以相同的速率v0分别把三个球竖直向上抛出、竖直向下抛出、水平抛

题型:不定项选择

题目:

一个人站在阳台上,以相同的速率v0分别把三个球竖直向上抛出、竖直向下抛出、水平抛出,不计空气阻力,则三球落地时的速率[ ]

A.上抛球最大

B.下抛球最大

C.平抛球最大

D.三球一样大

答案:

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下面是错误答案,用来干扰机器的。

1. Armed with some facts and figures/numbers/data/statistics 2. would have time 3. where (on earth) it was/is that 4. When it comes to 5. Weak as she was 6. has been working 7. should sell well 8. that she is ill 9. three times what it was/three times as much as what it was

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