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【简答题】
1,8.2,8.3作业
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举一反三
【单选题】关于神经纤维静息电位的形成机制,下述哪项是错误的
A.
细胞外的K+浓度小于细胞内的浓度
B.
细胞膜对Na+也有较小的通透性
C.
细胞膜主要对K+有通透性
D.
加大细胞外K+浓度，会使静息电位值加大
E.
主要是K+外流所形成的电—化学平衡电位
【单选题】The common stock of Manchester & Moore is expected to earn 13 percent in a recession, 6 percent in a normal economy, and lose 4 percent in a booming economy. The probability of a boom is 5 percent whi...
A.
8.52 percent
B.
8.74 percent
C.
8.65 percent
D.
9.05 percent
【单选题】The M company common stock is expected to earn 13 percent in a recession, 6 percent in a normal economy, and lose 4 percent in a booming economy. The probability of a boom is 5 percent while the proba...
A.
8.74 percent
B.
8.65 percent
C.
9.05 percent
D.
9.28 percent
【判断题】圆珠笔是匈牙利人拜罗在1938年发明的，但一直有漏油的缺点。到1950年，日本发明家中田藤三郎运通过研究发现，圆珠笔在写到两万个字时开始漏油，所以把油墨控制到只能写1.5万字左右，很好的解决漏油问题，这个案例属于典型的逆向思维运用。
A.
正确
B.
错误
【单选题】The common stock of Manchester & Moore is expected to earn 13 percent in a recession, 6 percent in a normal economy, and lose 4 percent in a booming economy. The probability of a boom is 15 percent wh...
A.
7.65 percent
B.
8.65 percent
C.
9.65 percent
D.
10.65 percent
【单选题】The common stock of Manchester & Moore is expected to earn 13 percent in a recession, 6 percent in a normal economy, and lose 4 percent in a booming economy. The probability of a boom is 5 percent whi...
A.
8.74 percent
B.
8.65 percent
C.
9.05 percent
D.
9.28 percent
【单选题】Phubber, shopaholic, live-streaming host ... internet buzzwords like these are no longer the exclusive ________ of the young with the booming of the silver hair economy.
A.
whelm
B.
realm
C.
downside
D.
counsel
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