下列哪一项不是黄疸的发生机制()
A.胆红素的排泄增多
B.红细胞破坏增多
C.胆道阻塞
D.葡萄糖醛酸基转移酶活性低下
E.Y蛋白和Z蛋白的遗传缺陷
参考答案:A
The old lady had expected to see all her relatives when she was ill in hospital, but none came to see her ______ many of her neighbors offered their help.
A.when
B.as
C.because
D.while
“狐疑、头绪、瓦解、司仪”这四个词的构词方式,分别是:()
A.偏正、并列、陈述、并列
B.陈述、支配、偏正、陈述
C.偏正、并列、偏正、支配
D.陈述、偏正、陈述、补充