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【单选题】
中性点非有效接地系统发生单相金属性接地故障时，中性点地电压UO与接地相的相电压大小相等，反向相反，并等于电网出现的()电流。A.
正序
B.
负序
C.
零序
D.
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【简答题】Let me thank you for inviting us to such a great Christmas party. We really enjoyed the delicious food and excellent wine. Also, the music was perfect, so if I were a better dancer, I would have enjoy...
【单选题】We can learn from the text what the problem really matters is_________.
A.
that women interrupt a career to have children
B.
what sort of work women do
C.
because they are women
D.
what an unfair pay women get in workplaces
【单选题】—Did your class have a party last night? —Yes, we did. We really enjoyed . [ ]
A.
yourself
B.
ourselves
C.
itself
D.
herself
【单选题】In this passage the author really concerns______.
A.
the ethical behavior. we need in the world
B.
the necessity of ensuring the traffic safety
C.
the relation between traffic accidents and ethics
D.
who should take the responsibility for unsafe traffic
【简答题】存在于多种水果和蔬菜中,其甜度及氧化功能与甘蔗相似,但代谢不受胰岛素调节,糖尿病患者可以食用
【简答题】--- We really enjoyed ourselves at the party. Thanks again, Mr and Mrs Johnson. ---____. Just drop in whenever you feel like it. A．With pleasure B．Our great honor C．Nice to meet you here D．Nice having...
【单选题】草坪植生带的建成是通过
A.
在无纺布上喷施肥料后，覆盖一层无防布，再在此无纺布上撒种子
B.
在无纺布上撒上种后，覆盖一层无纺布，再在此无纺布上喷施肥料
C.
在双层无纺布上撒上种子及肥料
D.
在无纺布上喷施肥料后撒上种子，再覆盖一层无纺布
【单选题】We really enjoyed Disneyland. We took all the rides, some of ________ twice, and had lots of fun. I felt just like a kid again.
A.
which
B.
that
C.
it
D.
them
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