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【多选题】
下列关于建筑钢材性能及应用的表述，错误的是( )。A.
可以用冷弯的方法来检验钢的焊接质量
B.
在北方严寒地区，选用的钢材的脆性临界温度应比环境最低温度低些
C.
钢的可焊性主要受化学成分及其含量的影响
D.
拉伸性能是钢材抵抗冲击荷载而不破坏的能力
E.
冷弯性能是钢材表面抵抗局部塑性变形的能力
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【简答题】集合中的 List 、 Set 、 Map 有什么区别
【单选题】What is a current limit of AI?
A.
It is slower than humans
B.
It requires humans to program it
C.
It can't create art
D.
It isn't self-aware
【简答题】The word 'current' in the first paragraph most probably means '_____' B) a tendency, movement, or course C) a mass of continuous moving gas D) a flow of electric charge
【单选题】When you are home，give a call to let me know you safely．
A.
are arriving
B.
have arrived
C.
had arrived
D.
will arrive
【单选题】According to the passage, the current emergency in Mexico City refers to_____.
A.
serious air pollution
B.
economic crisis
C.
unemployment
D.
natural disaster
【简答题】When did Peter arrive at the theater? He arrived at the theatre ______.
【判断题】Most current AI applications depend on machine learning and computer vision.
A.
正确
B.
错误
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