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【单选题】
在控制电路中,如果两个触点串联,则它们是A.
与逻辑关系
B.
或逻辑关
C.
非逻辑关系
D.
与非逻辑关系
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举一反三
【简答题】When you think of the tremendous technological progress we have made, it’s amazing how little we have developed in other respects. We may speak scornfully of the poor old Romans because they enjoyed t...
【单选题】We still remember once round the famous tower when we were young.
A.
having taken
B.
to be taken
C.
to have taken
D.
having been taken
【简答题】Good Communicator
【单选题】— Have you ever played bridge?— Yes. We______on weekends when I was in college.
A.
would have played
B.
should have played
C.
used to play
D.
had played
【简答题】When you think of the tremendous technological progress we have made, it’s amazing how little we have developed in other respects. We may speak contemptuously of the poor old Romans because they relis...
【简答题】Bad Communicator
【单选题】A communicator can present information using the following media except: A Visual
B.
Audio
C.
Tactile
D.
Performal
E.
Both A and
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