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【单选题】
单极开关 混联控制电路接线图( 操作区) 中的电路连接 :A.
用了1段蓝色导线，4 段红色导线， 蓝色导线 必须接在灯座的螺纹端口。
B.
用了1段蓝色导线，5 段红色导线， 蓝色导线 必须接在灯座的螺纹端口。
C.
用了1段蓝色导线，6 段红色导线， 蓝色导线 必须接在灯座的非螺纹端口。
D.
用了1段蓝色导线，7 段红色导线， 蓝色导线 必须接在灯座的非螺纹端口。
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皮皮学刷刷变学霸
举一反三
【单选题】听力原文：In the United States, the Federal Gold Reserve acts as the central bank. (2)
A.
In the US, the Federal Gold Reserve acts as the central bank.
B.
In the US, the central bank is the commercial bank.
C.
In the US, there is no central bank.
D.
In the US, the central bank is not so important.
【单选题】It's first time that he has been to the United States, ______?
A.
isn't he
B.
isn't it
C.
hasn't he
D.
hasn't it
【单选题】Who are the first to bear financial losses incurred by the bank?______.
A.
The depositors
B.
The debtors
C.
The bank capital shareholders
D.
The bank employees
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