员工是否理解OTIS为什么要制定维修、安装、大修员工断接线操作规程。
参考答案:
防止将短接线遗忘在设备上,或当电梯移交使用时给公众或同事带来不安全的隐患。
—Is there ______ in today’s newspaper?
—No, there’s ______. [ ]
A. anything special; something unusual
B. anything special; nothing unusual
C. special anything; nothing unusual
D. special anything; unusual nothing
关于欧洲中世纪工艺美术,经历了()()()()()