【单选题】When the fire alarm rang, many people fell into a(n) _____ and didn’t know what to do.
【单选题】设正四棱柱的顶面是水平面,若截平面是正垂面,且不同时通过顶面和底面,则其截交线的俯视图不可能为 ________ 。
【简答题】测量使用的平面直角坐标一般以____________为坐标原点,__________为X轴,以_________为Y轴。
【单选题】History is important to us because ______.
A.
it teaches us how to do when we meet some difficulties
B.
it offers us the way to overcome frustrations
C.
it makes us conscious of the present and the future
D.
it makes us aware of getting out of the predicament
【单选题】How do the managers propose to solve the problem?
A.
Hire more salespeople.
B.
Lower sales quotas for bonuses.
【单选题】_____came ______ all the prisoners were set free.
【简答题】The prisoners were let (____) to go.
【单选题】The prisoners were _________ by firing squad.
【简答题】培训的首要目的是保证员工具备胜任岗位工作所需的 。