由于线路中断影响旅行旅客要证明时，应由（）开具文字证明。
A.列车
B.车站
C.车间
D.班组
参考答案：B
New Zealand's universities offer a wide _____of courses in many fields, including the arts, economics,
communications and technology. [ ]
A. range
B. process
C. trend
D. bunch
识别犯罪
