—What was Jim wearing at the party?
—Nothing _______. He was in his usual shirt and jeans.
A:special
B:simple
C:important
D:interesting
下列属于东西走向的山脉是( )
用图象法解某二元一次方程组时,在同一直角坐标系中作出相应的两个一次函数的图象(如图所示),则所解的二元一次方程组是( )