题目

一位跳水运动员从他刚接触水面到逐渐浸入水面以下的过程中,所受到的浮力,和水对他的压强p随深度h变化关系的图像如图所示,其中正确的是:   答案:AUntil scientists did tests on them, only _____ people knew where three large bones really came from. [  ] A.little B.a little C.few D.a few
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