在缺铁潜伏期时，未出现的是（）
A.铁蛋白减低
B.细胞外铁缺乏
C.转铁蛋白饱和度减低
D.血红蛋白减低
E.血清铁降低
参考答案：D
1871年德意志帝国宪法规定德国的政体是
A．君主立宪制
B．民主共和制
C．君主专制
D．联邦制
—Look! It's raining heavily. take a raincoat with you?
—Well, I'll take one right now. [ ]
A. Why not
B. Why don't
C. Would you mind
D. Would you like
