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【单选题】
动作电位到达突触前膜引起释放与哪种离子的跨膜移动有关A.
Ca2+外流
B.
Ca2+内流
C.
Na+内流
D.
Na+外流
E.
K+外流
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【简答题】If you say going out of ______( 债务 ) is important to you, are you actually doing the things that will lead you to get out of it?
【单选题】If you are going to point out a fallacy, you should start by saying:________.
A.
It is a fallacy that…
B.
There is a fallacy: it is really stupid to say…
C.
If you are smart enough, you would see there is a fallacy…
D.
There is a fallacy: it is really insane to say…