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【多选题】
电力系统中性点运行方式有:A.
中性点不接地
B.
中性点经经消弧线圈接地
C.
中性点直接接地
D.
中性点经电容接地
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反馈参考答案：
举一反三
【单选题】- What day is today? -__________.
A.
It’s March 6
B.
It’s a fine day today
C.
It’s March
D.
It’s Monday
【单选题】—The weather report says it is going to be a fine day. —But I will take an umbrella with me ______ rain.
A.
thanks to
B.
because of
C.
in case of
D.
what if
【单选题】We were caught in________ heavy rain but afterwards we enjoyed_________ bluer and cleaner sky.
A.
a, the
B.
不填; the
C.
a, a
D.
不填; the
【单选题】在 linux 中与用户有关的文件为 ( )
A.
./etc/passwd 和/etc/shadow
B.
/etc/passwd和/etc/grpoup
C.
./etc/passwd和/etc/gshadow D ./etc/shadow和/etc/group
【单选题】— What a fine day! How about going for a ride? —_________. But we need to be home before six o’clock for the baseball match.
A.
I have no idea
B.
Excuse me
C.
You’re right
D.
Sounds great
【单选题】---Excuse me , sir , what a fine day it is ! --- ________ . You will want to have a spring outing , I suppose ?
A.
What for ?
B.
So what?
C.
How come ?
D.
How nice !
【多选题】从有关电对的电极电位判断氧化还原反应进行方向的正确方法是( )。
A.
某电对的还原态可以还原电位比它低的另一电对的氧化态
B.
电对的电位越低，其氧化态的氧化能力越弱
C.
某电对的氧化态可以氧化电位比它低的另一电对的还原态
D.
电对的电位越高，其还原态的还原能力越强
【单选题】在linux中与用户有关的文件为( )
A.
/etc/passwd和/etc/shadow
B.
/etc/passwd和/etc/grpoup
C.
/etc/passwd和/et/gshadow
D.
/etc/shadow和/etc/group
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