He can't draw Bill.
A:as good as
B:as better as
C:more badly as
D:as well as
— What is he doing?
— He ________ his MP4.
(2015•舟山)下列四个图形分别是四届国际数学家大会的会标,其中属于中心对称图形的有( )
0.23×2-0.46=____