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接待外地乘客时,不得另眼相待。()

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What does the quoted content of the last paragraph means?

A. The algorithm of computers guided some fund companies" investment.
B. Machines cannot tell the hidden meaning of people"s words.
C. The slang about dentist confuses computers.
D. People are good at analyzing the meaning and mood of a text.

下列软件中,()不是杀毒软件。
A瑞星
B 飞信
C金山毒霸
D360杀毒

对于出现呕吐征兆的患病乘客,网约车驾驶员应将事先准备好的纸巾及塑料袋交到乘客手中,以备不时之需。()

若明文为“we”,设k=4,采用移位加密方法将其变换成密文为()。
A bj
B zh
C em
D ai

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