He won the match because he took the advantage of his height.
A:played a joke on
B:made full use of
C:came up with
牛共____画,红共____画。
若分式a2a+b中的a,b都同时扩大2倍,则该分式的值( )
如图所示,各物体受到的两个力中彼此平衡的是( )