A:A
B:B
C:C
D:D
若正比例函数y=(1-2m)x的图象经过点A(x1,y1)和点B(x2,y2),当x1<x2时,y1>y2,则m的取值范围是( )
下列叙述,正确的是( )
-Kangkang, how can I learn English well?
-You should do more reading _ _practise listening.