男性，18岁。因恶心、呕吐（8次／天），腹痛、腹泻1天，于7月29_爱下问搜题

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问题单项选择题

男性，18岁。因恶心、呕吐（8次／天），腹痛、腹泻1天，于7月29日入院。每日排稀水便8～10次。1天前曾与同学到外就餐。同学有多人出现此症状。体检：T37℃，BP75／55mmHg，中度脱水貌，心肺（－），腹软，肝脾未及，脐周压痛（+）。反跳痛（－）。化验：血WBC8．9×10⁹／L，淋巴细胞22％，中性粒细胞78％。镜检大便WBC8／HP，RBC0～3／HP。最可能的诊断是（）

A.阿米巴痢疾

B.细菌性食物中毒

C.霍乱

D.急性细菌性痢疾普通型

E.急性肠炎

答案

参考答案：B

完形填空

Everybody has one of those days when everything goes wrong. This is what happened to Harry. One morning, he got up very 31 because his clock stopped. He 32 to shave （刮脸） quickly and cut himself. When he got dressed, he got blood （血） all over his 33 , so he had to find another one. The only other shirt that was clean 34 ironing （熨） .While he was ironing it, there was a knock at the door. It was the man to collect money for water. After he paid the water 35 and showed the man out, he found the iron had burnt a hole in his shirt. So he had to wear the one with the blood on it after all. By this time it was very late, so he 36 he couldn’t go to work by bus. He 37 for a taxi to take him to work, the taxi arrived and Harry 38 in. In another part of the town, a man had killed a woman 39 a knife and was seen to run away in a taxi. When Harry’s taxi stopped outside his office, a policeman 40 to be standing there. He saw the blood on Harry’s shirt, and took him to the police station. He was 41 till 3 p.m. 42 the police found out that he was not the man they wanted. When he finally arrived 43 the office at about 4 p.m., his boss 44 a look at him and told him to find 45 job.

B．In the last

判断题

反渗透英文简写为RO。