题目

An unidentified man offered a large sum of money to ________ the famous painting. A.import                                                      B.purchase C.design                                                      D.score 答案:B下列现象不是惯性的原因是(  )A.站在静止的汽车上,当车开始运动时,人向后倾B.人站在匀速直线运动的汽车上,当车突然减速时,人向前倾C.教室里的讲桌没搬动它,它总在原地静止D.石块在空中下落,越运动越快
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