技术管理是对生产过程中（）进行科学管理的总称。
参考答案：全部技术活动
________ unemployment insurance would mean telling millions of our neighbors who are out of work today that they’re on their own.
A．Cut
B．Cutting
C．Having cut
D．Being cut
急性HIV皮疹主要为（）
A.斑疹和丘疹
B.丘疱疹和疱疹
C.糜烂
D.溃疡
E.斑块
