防排烟系统中每月检查的部位不包括（）。
A．防烟、排烟风机
B．防火阀
C．挡烟垂壁
D．排烟窗
参考答案：B
_____, he makes little progress. So he is trying new methods of study. Which of the following is WRONG? [ ]
A. Hard as he works
B. Hard although he works
C. Hard though he works
D. Although he works hard
自助式前台系统通常包括基金销售机构网点现场自助系统和通过互联网、电话、移动通信等非现场方式实现的自助系统。()
