施工段的大小应与()及其生产力相适应。
A.流水施工
B.施工进度
C.劳动组织(或机械设备)
D.施工安全
参考答案:C
统计报告有其特有的论证方法,包括()。
A.提问和定义
B.分类和举例
C.比较和引用
D.假设和推断
E.数字和图表
A charity campaign to offer care to the elderly in our city attracted many participants on March 5 ----“Learn from Lei Feng Day”, a day _________ to honor the spirit of helping others.
A.set off
B.set about
C.set aside
D.set out