Mary__________ be in Paris. I saw her in town only a few minutes ago.
A. mustn't
B. shouldn't
C. can't
D. may not
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When__________ is up to you to decide.
A. leaving
B. to leave
C. will leave
D. left
Kate__________have missed the early bus!
A. may
B. is
C. was
D. Need
AI的英文全称是( )
Automatic Intelligence
B. Automatic Information
C. Artificial Intelligence
D. Artificial Information
以下有关人工智能的定义,( )是错误的。
A. 人工智能是用计算模型进行研究的智力行为
B. 人工智能研究如何通过使计算机做事而让人过得更好
C. 人工智能是一门通过计算过程力图理解和模仿智能行为的学科
D. 人工智能就是制造及设计机器人。