题目内容

胃大部分切除术后吻合口出血，正常情况下术后24h内，胃管流出量为

A. 50～100ml
B. 200～300ml
C. 500ml
D. 100ml

查看答案

搜索结果不匹配？点我反馈

更多问题

引起急性胰腺炎最常见的发病原因是

A. 胆总管末端梗阻和胆汁逆流
B. 暴饮暴食
C. 酒精中毒
D. 流行性腮腺炎

开放性气胸的急救首先是

A. 抗生素治疗
B. 闭合伤口
C. 药物止痛
D. 输液

Which tense is used in the capitalized section of each sentence. By the time I arrived JOHN HAD BEEN COOKING for 30 minutes.

A. Past simple
B. Past continuous
C. Past perfect
D. Past perfect continuous

Which tense is used in the capitalized section of each sentence. When I arrived JOHN WAS COOKING.

A. Past continuous
B. Past perfect
C. Past perfect continuous
D. Past simple