1. Who is on duty today? On duty 的反义词是：
举一反三
- 加一个后缀，把duty改成反义词
- --- Who was on duty last Friday ﹖ --- ______.
- 下面If语句统计满足职称（用字符串变量duty表示）为副教授或教授、且年龄（用整型变量age表示）小于40岁条件的人数，正确的语句是______。 A: If age < 40 And （duty = "教授" or duty = "副教授"） Then n = n + 1 B: If age < 40 And duty = "教授" or duty = "副教授" Then n = n + 1 C: If age < 40 And duty = "教授" or "副教授" Then n = n + 1 D: If age < 40 Or duty = "教授" And duty = "副教授" Then n = n + 1
- Based on the entity subject to duty, duty or tariff can be classified as （ ）。 A: Import duty B: Export duty C: Compound duty D: Specific duty
- (2分:53秒-3分22秒）The duty of WHO refers that