第12题: [单项选择]The writer does not believe that ______. A. the truth makes men free B. people can protect themselves C. princes are human D. leaders have to be consistent 参考答案:D 答案解析:从文中第二段中间部分“a prudent ruler ought not to keep faith when by doing so it would be against his interest
第32题: [多项选择]扣件式钢管脚手架斜道脚手板构造应符合的规定有( )。 A. 脚手板横铺时,应在横向水平杆下增设纵向支托杆 B. 脚手板横铺时设置的纵向支托杆间距不应小于500mm C. 脚手板顺铺时,接头宜采用搭接,板头的凸棱处宜采用三角木填顺 D. 人行斜道和运料斜道的脚手板上应每隔250~300mm设置一根防滑木条 E. 人行斜道和运料斜道的脚手板上的木条厚度宜为20~30mm 参考答案:A,C,D,E
第33题: [单项选择]关于中纬环流圈的叙述正确的是() A. 30°纬度附近形成上升气流 B. 60°纬度附近形成下沉气流 C. 近地面形成西风带 D. 高空中形成信风带 参考答案:C