企业家属于（）角色。
A.表现型
B.功利型
C.自由型
D.创造型
参考答案：B
Do you still remember _____?[ ]
A. that he said
B. what he said
C. did he say that
D. what did he say
风管安装，支吊架不得设置在（）处。
A、风口
B、风阀
C、检查门
D、自控机构
