When John left the room, he ________ take his things.
A:doesn't
B:didn't
C:haven't
D:hasn't
已知平行四边形ABCD的三个顶点为A(﹣3,0),B(2,﹣2),C(5,2),且对角线交点为M,求顶点D的坐标及点M坐标.
读孟买年内各月气温、降水量图和南亚1、7月风向图,回答下题.