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【单选题】
计算机中数据采用哪种进制来表示A.
二进制
B.
八进制
C.
十进制
D.
十六进制
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【多选题】作为现代技术革命最新成就之一的生物技术，是20世纪70年代初在生物学和电子计算机技术的基础上形成的综合性技术，包括( )。
A.
基因工程
B.
细胞工程
C.
酶工程
D.
发酵工程
【多选题】英美等国家的教师评价研究发展过程大致可以分为
A.
20世纪60年代到80年代末，出现的基于“教师责任制”的教师效能评价
B.
20世纪80年代以后兴起的基于“非控制观”的发展性教师评价
C.
20世纪70年代以后兴起的基于“控制观”的发展性教师评价
D.
20世纪80年代中后期基于“专业化理论”的教师评价
【简答题】Passengers moving about in the coach should ______ their step.
【多选题】As station officers, what should we do when the train is late and delays passengers' travel?
A.
We should explain to the passengers that why the train is late and when the train will come.
B.
We should advice that the passengers who get something urgent to deal with could take other transportation.
C.
We should tell the passengers who want to take other transportation could have their tickets handled at any metro station in 7 days.
D.
We should advice that the passengers wait for the train patiently in a line and keep them informed if we get further information.
【多选题】As station officers, what should we do when there are too many passengers waiting for the train on the platform?
A.
We should remind passengers to mind the gap between the train and the platform and get on first and then get off.
B.
We should advise passengers to move to the end tail/ head of the platform with fewer people.
C.
We should remind passengers not to force in the train while the doors are closing up.
D.
We should push in all the passengers stuck at the door and make sure that the door could be closed.
【简答题】What should the passengers do before the plane lands? Fasten seat belts and ______.
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