监督检查的执法人员必须是经考试合格持有（）的客管处在编正式员工。
A、交通行政执法证
B、客运行政执法证
C、出租车行政执法证
参考答案：A
He is going to build a team that has a lot of potential and he thinks that is excites him. [ ]
A. that
B. which
C. what
D. as
直流串激电动机主要由（）部分组成。
A.3
B.5
C.4
D.9
