低钾血症对神经肌肉的影响()。
A.神经肌肉兴奋性增高
B.神经肌肉兴奋性降低
C.表现为腱反射亢进
D.可累积平滑肌,表现为肠蠕动增强
E.对骨骼肌的影响小
参考答案:B
A survey shows that kid in UK are the unhappiest, though it is among the richest countries in the world.
_______, lot of money doesn't mean a happy childhood. [ ]
A. That is to say
B. As a result
C. For example
D. Above all