新生儿病理性黄疸最不常见的原因是()
A.胆红素排泄差
B.母婴血型不合
C.肝酶发育不完善
D.红细胞不成熟,易被破坏
E.肝细胞内Y、Z蛋白含量不足
参考答案:B
汗液的成分特点错误的是()。
A.液体成分占99%~99.5%
B.有机物以尿素和乳酸居多
C.无机物以氯化钠居多
D.汗液比重为1.001~1.006
E.pH值常为7.0
There _______ broccoli on the plate. [ ]
A. are many
B. is much
C. are much
D. is many