肝硬化腹水产生的最主要因素( )|
A.白蛋白合成不足
B.门脉压力增高
C.血氨产生过多
D.便秘
E.脾大,脾功能亢进
参考答案:B
“We can hardly wait to see him” has same meaning as _________.
A.he can ’t be seen by us
B.we can see him
C.it is hard for us to see him
D.we want to see him at once
儿童期常见的视神经肿瘤是()。
A.视神经脑膜瘤
B.视神经胶质瘤
C.眼眶皮样囊肿
D.横纹肌肉瘤
E.海绵状血管瘤