与电信产品价格之间是相互影响、相互作用的是()
A.市场需求
B.市场竞争
C.顾客心理因素
D.社会环境因素
参考答案:A
根据句意及首字母提示完成单词
1. Do you like eating ice cream in s ________?
2. M ________ is not everything, but we must have it.
3. Don't run when you see a dog. It is d________.
4. Miss Smith is a good teacher, and she t________ us English.
5. As a reporter, he works for a m________.
患者,男性,52岁。3小时前上腹部持续性疼痛伴腰背部放射,轻度腹胀,一天来未排气、排便,1小时前曾呕吐,呕吐后腹痛无缓解。既往有胆总管结石,否认糖尿病史。体格检查:神清,血压110/80mmHg,心率90次/分、体温38℃,巩膜轻度黄染,腹部略膨隆,上腹正中压痛,轻度肌紧张、反跳痛。墨菲征(-),移动性浊音(-),肠鸣音减弱。血白细胞20×10/L、血钾4mmol/L、血钠135mmol/L、血氯106mmol/L、血钙2.5mmol/L、血糖10.5mmol/L。
此患者最可能的诊断是()
A.急性胃肠炎
B.急性胰腺炎
C.急性胆囊炎
D.急性肠梗阻
E.重症胆管炎