We have classes from Monday to F____ .
My sister enjoys l____ to pop music.
I’m s____ for taking your pen by mistake.
The little boy cried s____ when his best friend moved to another city.
Lily has a good h____ of reading English stories every day.
如图,在平面直角坐标中,点O为坐标原点,直线y=﹣x+4与x轴交于点A,过点A的抛物线y=ax2+bx与直线y=﹣x+4交于另一点B,且点B的横坐标为1.
将未装满水且密闭的矿泉水瓶,先正立放置在水平桌面上,再倒立放置,如图所示。两次放置时,水对瓶底和瓶盖的压强分别为pA和pB, 水对瓶底和瓶盖的压力分别为FA和FB,则( )