关于维生素D缺乏性手足抽搐症不正确的描述是()
A.神经肌肉兴奋性增高
B.血中钙离子降低
C.缺乏维生素D
D.出现全身惊厥、手足抽搐及喉痉挛等
E.多见于3岁以上的小儿
参考答案:E
In the UK, a woman usually doesn’t like to be asked________.
A.whether she had been married
B.what is her age
C.how much she weighs
D.where she comes from
头等舱洗手间打扫频率为()。
A.一人次一打扫
B.二人次一打扫
C.多人次一打扫