She wants to _______ to become thinner, so she doesn't eat any meat.
A:put on weight
B:lose weight
C:turn over
D:give up
由于密度不同,如图所示液体会分成三层,将体积不同,质量相同的A、B小球放入其中,静止后A球漂浮在油面上受的浮力为FA,B球悬浮在糖浆中所受浮力为FB,则( )
下列是正数的是( )
I am ____ ____ finance.