问题 填空题

一物体从斜面顶端由静止开始匀加速下滑,它到达斜面底端时的速度是m/s,则经过斜面中点时的速度是_________m/s。

答案

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(1)翠绿的树枝上点着几千支明晃晃的蜡烛。

                                                                                                              

(2)戴眼镜的老同志聚精会神地看书。

                                                                                                                        

(3)鲁迅先生笔下的闰土是位机智勇敢、聪明伶俐的英俊少年。

                                                                                                                        

(4)被月光照得雪亮的浪花一个连一个朝着岸边涌过来。

                                                                                                                       

(5)金色的太阳从东方地平线上缓缓升起。

                                                                                                                        

(6)美丽的小松鼠常常在树上蹦来跳去。

                                                                                                                       

(7)马克思和恩格斯在四十多年的共同战斗中建立了伟大的友谊。 

                                                                                                                       

(8)一列火车在新铺好的铁道线上奔驰。

                                                                                                                       

(9)孩子像炮弹似的扑通一下落到海里。

                                                                                                                        

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