(单选题) MIS officers’ task is more urgent today in that ______. ( )(本题2.0分)
A、 terrorists are more difficult to find than spies
B、 most terrorist attacks are aimed at killing people
C、 terrorist attacks happen more frequently than before
D、 it takes only a little time to prepare a terrorist attack
出自:桂林理工大学大学英语4

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块