单项选择题

下述哪项不是低钾血症对骨骼肌的影响（）

A．肌无力
B．肌麻痹
C．超极化阻滞
D．静息电位负值减小
E．兴奋性降低

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多项选择题

Please choose two run-on sentences (流水句）from the following four sentences.
A、Since I get my smart phone, I spend too much time texting my friends, I hardly ever send e-mails anymore.
B、Since I get my smart phone, I hardly ever send e-mails. Instead, I spend too much time texting my friends.
C、Hardly do I email my friends since I get my smart phone.
D、 Since I get my smart phone, I don't e-mail my friend, I spend too much time texting them.

不定项选择

《示众》虽然堪称一部现代哲学小说，但其中仍然存在对中国社会历史的关键性问题的呈现。

A．错误
B．正确