单项选择题
To cream a circuit, a conducting wire is attached to an electric cell at one end, and to an electric
outlet
at the other.
A．battery
B．faucet
C．socket
D．appliance
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单项选择题
This year's sterling depreciation, only a few aver, has no impact on the economy at large.
A．increase in value
B．fall in value
C．lack of use
D．drastic change
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