甲种50M带宽的宽带单产品包年的价格是多少()
A.600
B.720
C.840
D.1200
参考答案:D
We must eat ________ 24 hours.[ ]
A. nothing for
B. everything at
C. anything for
D. something for
老年甲亢病人不宜用的检查是
A.基础代谢率测定
B.T3抑制试验
C.促甲状腺素测定
D.甲状腺自身抗体测定
E.血清总T3、T4测定