轴测投影根据投影方向与投影面的角度不同，分为（）和（）两大类。
参考答案：正轴测；斜轴测
表示数-2的点A，沿数轴移动6个单位后到达点B，则点B表示的数为[ ]
A.-8
B.4
C.4或-8
D.不能确定
—The party is so great!
—Yes, but Johnson, we’ve got to go home. _______
—Thank you. See you later!
A．See you.
B．I’m very sorry.
C．What about you?
D．Enjoy yourself!
