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Beth: Did you hear that Ron was in the hospitalMimi: Oh, really (56) with himBeth: He’s got a very high temperature. I guess it may be cholera (霍乱).Mimi: Cholera! How in the world did (57) Beth: Who knows!Mimi: (58) for a long timeBeth: For a couple of weeks, apparently. But he only (59) on Monday.Mimi: Why did he wait so long He should have seen a doctor earlier.Beth: Yes, I know. But luckily the doctor says if he stays in the hospital for a few weeks, he should be able to improve.Mimi: Gee, (60) . 57()

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男性,66岁,反复咳嗽、咳痰30余年,进行性呼吸困难10余年,反复双下肢水肿2年。因咳嗽、咳痰加重3天入院。查体:口唇发绀,颈静脉怒张,球结膜充血水肿,桶状胸,双肺叩诊呈过清音,呼吸30次/分,双下肺可闻及细湿啰音,双下肢呈可凹性水肿。病理反射未引出。胸片示:两肺纹理增重、紊乱,两肺透亮度增高。 患者查体示肝脏肋下4cm,下列哪项检查结果强烈提示肝脏肿大是由心功能不全所致

A. B超示肝被膜不光滑、脾大
B. 门脉内径增宽
C. 肝内胆管扩张
D. 肝内静脉扩张
E. 肝左叶增生

企业的存货周期减慢会影响流动比率的升高,不能以此为依据认为企业的偿债能力提高。()

A. 对
B. 错

目前IP地址是四组16位的二进制数字组成。

A. 对
B. 错

计算机网络分为局域网。城域网与广域网。其划分的依据是

A. 数据传输所使用的介质
B. 网络的作用范围
C. 网络的控制方式
D. 网络的拓扑结构

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