A:The plant has some big leaves.
B:People can tell the time anywhere
C:The windmill is moving slowly
I invited my good friend to come to my party, but she me.
由x<y得到ax>ay,则a的取值范围是 ____
作图题:如图,正方形网格中的每个小正方形的边长都是1,每个小正方形的顶点叫做格点.△AOB的三个顶点A,O,B都在格点上.