多项选择题

A device in which electric current is produced at the expense of spontaneous chemical reaction is: A.
voltaic cell B.
voltameter C.
galvanic cell D.
both a and c

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单项选择题
According to the passage, Artificial Intelligence can be applied in the following fields EXCEPT _____.
A．playing games
B．handling different accents and voices
C．going into the war
D．performing extreme tasks
单项选择题
单位收到其他单位受托代理捐赠现金的会计分录是( )。 A. 借:库存现金 贷:受托代理负债 B. 借:库存现金 贷:受托代理资产 C. 借:受托代理负债 贷:库存现金 D. 借:受托代理资产 贷:库存现金
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