型钢悬挑梁悬挑端应设置能使脚手架立杆与钢梁可靠固定的定位点,定位点离悬挑梁端部不应小于()。
A、100mm
B、150mm
C、180mm
D、200mm
参考答案:A
I can't find my pen. Let me ___________. [ ]
A. go and ask her
B. go and ask hers
C. go and ask she
D. go ask her
Don’t depend too heavily on the ______.