OnedayIwasteachingmy的精选

问题详情：   Oneday,Iwasteachingmydaughterhowtopaint.Isawthatalotofherenergywentinto 41 herbrushintothepaint,andthenintoabowlofwater.Butthenmostofthepaintthatwasonthe 42 wouldjustdisappearinthewa...