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【简答题】
分别描述无极、有极、偏极继电器的特点
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【单选题】——Can she play the guitar or the violin ? ——___________. But she can play the drums.
A.
Both
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Either
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Neither
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【单选题】—Can she play the guitar or the violin? —________. But she can play the drums. (14,成都)
A.
Both
B.
Either
C.
Neither
【单选题】---Can she play the guitar or the violin?--- ____. But she can play the drums.
A.
both
B.
either
C.
neither
D.
all
【单选题】There’s a simple idea that two of West Germany's top car manufacturers seriously studying at the moment, both out of self interest ,but also out of concern for the environment. The concept is to devel...
A.
It is nontoxic
B.
It has lots of vapour.
C.
It doesn’t produce damaging fuels.
D.
It costs less.
【单选题】There’s a simple idea that two of West Germany’s top car manufacturers are seriously studying at the moment, both out of self interest, but also out of concern for the environment. The concept is to d...
A.
It is nontoxic.
B.
It has lots of vapour.
C.
It doesn’t produce damaging fuels.
D.
It costs less.
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