【单选题】Only can a(n)______worker deal with the situation.
【简答题】查询女生人数 S elect count(*) from student where ()=’ 女 ’
【单选题】Employees from each department elect a to the meeting.
【简答题】查询所有学生的平均年龄 S elect ()(sage) from student
【判断题】The president-elect should win at least 270 votes from the electors.
【单选题】The travelers checks should be in dollars in the US because______.
A.
only a few banks deal with travelers checks
B.
oniy a few banks deal with foreign currencies
C.
traveler checks are insured against loss
D.
you can exchange the checks not in dollars easily
【判断题】项目的进度计划意味着明确定义项目活动的开始和结束日期,该过程需一次性确定。
【多选题】考试期间,监考员不擅离职守,不吸烟,不阅读书报,不打瞌睡,不聊天,()。
D.
任何情况下不能出现考场内只有一名监考员的现象