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【简答题】
CO是一种很不活泼的化合物,试定性解释为什么它能跟过渡金属原子形成稳定的化合物?跟金属结合的原子为什么是C而不是O?
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【简答题】TDMA
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A.
甲正确
B.
乙正确
C.
两人均正确
D.
两人均不正确
【单选题】I didn't know you were in trouble at that time,________I would have given you a hand. [     ]
A.
whereas
B.
however
C.
otherwise
D.
therefore
【单选题】__ I do not know  what I ___________ without the suitcase you lent me. __ Glad to have been of some help to you.
A.
would have done
B.
would do
C.
should have done
D.
should do
【单选题】在意外的紧急情况下所产生的适应性反应,这种情绪状态是( )。
A.
激情
B.
表情
C.
心境
D.
应激
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【单选题】()是指在意外的紧急情况下所产生的适应性反应。
A.
心境
B.
激情
C.
应激
D.
情感
【单选题】TDMA
A.
频分多址
B.
时分多址
C.
码分多址
【简答题】Assistant: Can I help you? Jane:小题1:______________________________. Assistant: May I know who it is for? Maybe I can give you some help. Jane: For myself. You know, I have a two-month holiday. I want ...
【单选题】在意外的紧急情况下所产生的适应性情绪反应是( D )。
A.
热情
B.
心境
C.
.激情
D.
应激
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