什么是设备？
参考答案：是人们在生产或生活中所需的机械、装置和设施等物质资料的总称。
佝偻病激期的主要临床表现是（）.
A.神经精神症状
B.骨骼改变
C.肌肉松弛
D.蛙状腹
E.痉挛
No one can ignore the fact that his wife is independent _______ her husband earns all or most
of the family income.[ ]
A. now that
B. in case
C. even if
D. only if
