高空作业人员每年要经过体检，严禁有高血压、心脏病、（）、癫痫病、精神病的人员从事高空作业。
参考答案：恐高症
We haven't heard from her for weeks. How do you suppose _____ with her studies now? [ ]
A. is she getting along
B. she gets along
C. she is getting on
D. she had got on
驾驶货车在山区道路行驶过程中，遇事故易发地段时，应该（）
A.注意观察路况和交通环境
B.紧跟前车行驶
C.保持安全的跟车距离
D.借对向车道通行
