金属塑性加工根据加工时的温度分为（）
A.热加工
B.冷加工
C.半液态加工
D.半固态加工
E.温加工
参考答案：A, B, C, E
My sister doesn’t look ______ my mother, but she speaks ____ my father does.
A．as; like
B．as; as
C．like; as
D．like; like
规范的走姿主要有哪些基本要求？
