当初步设计有详细的设备清单时，编制设备安装工程概算宜采用( )。
A．概算指标法
B．预算单价法
C．实物指标法
D．扩大单价法
参考答案：B
I think he’s determined that he won’t give in—you may try your luck and see if you can persuade that old________fellow.
A．stubborn
B．uneducated
C．friendly
D．responsible
