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【单选题】
真空中静电场的定理告诉我们A.
面内不包围自由电荷，则面上各点的电场强度的量值处处为零
B.
面上各点的电场强度与面内自然电荷有关，与面外的电荷无关
C.
穿过面的电场强度通量，仅与面内自然电荷有关
D.
穿过面的电场强度通量为零，则面上各点的电场强度必为零
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【单选题】Of all the things in the world, I think life and love are ____.
A.
very much precious
B.
more than precious
C.
the preciousest
D.
the most precious
【简答题】档案馆有哪些内部机构(部门)?
【简答题】词汇应用。 I think life in the year 2050 will be very 1_______ (difference) from life today．Many changes 2 _______ (take) place．What will the changes be? There will be more people in the world and most of ...
【简答题】阅读下面短文，把四个句子填入文中空缺处（1-4），使短文内容完整正确，然后完成第5题。 I think life will be very different in one hundred years' time. Some things will be better and some things will be worse. Firstly, people won't live on the ...
【单选题】I _____ I lived in the future because I think life will be even easier then.
A.
wish
B.
expect
C.
volunteer
D.
apply
【简答题】阅读短文。把A-D四个句子填入文中空缺处，然后完成第5题。 I think life will be very different in a hundred years' time. Some things will be better and some things will be worse. Firstly, people won't live on the suce of the ...
【单选题】—Would you like to go to the city and live with us, Granny? —Oh, dear, I’m used to the life in the country. I think life here is .
A.
more comfortable
B.
less comfortable
C.
the most comfortable
【单选题】I think life is generally healthier in the country and I like ______ to nature.
A.
being closed
B.
to be closed
C.
being close
D.
to close
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