晚期肝硬化最严重的并发症是( )
A.肝肾综合征
B.上消化道出血
C.原发性肝癌
D.感染
E.肝性脑病
参考答案：E
已婚女子，末次月经不详，宫腔探及胚芽回声，测量头臀长2cm，计算孕龄是（）。
A.5周
B.6周
C.8.5周
D.10周
E.7.5周
The least appropriate treatment of accounting goodwill arising from acquisition is that it is:（）
A. capitalized.
B. tested for impairment annually.
C. fully expensed at the time of acquisition.
