男性，12岁，高热伴头痛2天，神志不清半天，于7月中旬入院，体检体温40.5℃，脉搏110次／分，呼吸28次／分，昏迷状态，心肺未见异常，肝肋下仅及，脾未触及，病理神经反射阳性，外周血象白细胞20×109/L，中性粒细胞比例为92%，该病患者最可能的诊断是（）
A.败血症
B.结核性脑炎
C.流行性脑脊髓膜炎
D.流行性乙型脑炎
E.疟疾
参考答案：D
解析：该病最可能的诊断是流行性乙型脑炎。流行性乙型脑炎多发于儿童，患者发病时为乙脑高发季节，起病急、病程短，以中枢神经系统、脑实质损害为主要临床表现，体检见病理神经反射阳性，实验室检查白细胞升高。
| 补全对话。选出能填入空白处的最佳选项，有两个多余选项。 | |
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| A: Good morning. 1 B: Yes. I’d like to buy a duster (掸子) A: Look at this one. It’s the newest. B: Oh, it looks nice and it’s so light. The feathers (羽毛) feel soft, too. 2 A: The feathers are made of space-age fibers (非常现代化的纤维). B: Spare-age fibers? 3 A: The traditional ones just move dust particles (尘埃) around while this duster attracts (吸引) dust particles and holds on to them. B: Really? 4 A: You can safely clean chairs, tables, beds, cupboards, TVs, chandeliers (吊灯), etc. B: 5 A: Put it into water each time after you have finished cleaning and it will become clean. B: They are really magic. I’ll take one. |
| It is impossible to find out exactly how many volunteers are at work today in the United States. Thirty-seven million or so are known to belong to (67) like the Pink Ladies, Travelers’ Aid, or Big Brothers’, but those who work (68) or in small informal groups cannot be (69) . The total number of men and women who give their time to help others appears to be between fifty and sixty-eight million. They do almost anything: they sew, clean, (70) , paint, cook, repair things, (71) books for the blind, (72) sick children in hospitals, or (73) senior citizens who do not want to go out alone. They give their blood; they work in libraries and schools; they (74) documents for new citizens with a language problem or (75) money to support local symphony orchestras; they answer the telephone calls of the (76) who are thinking of killing themselves, and who need a friendly (77) . Volunteers start community projects too small to attract the attention of organized agencies, or work at jobs (78) no funds are available. A(n) (79) of city folk will turn an empty (80) into a playground for the children of their neighborhood; others decide to repair and paint a few dilapidated houses in their street. (81) Women cook and (82) two hot meals a day to elderly people (83) alone, and too sick or too tired to prepare their own food. (84) group calls lonely old people once a day to chat a little and (85) if they are all right. Some college students teach English, mathematics, or drawing to the inmates of a local jail. Anywhere one looks, the (86) of volunteers is hard at work--not only in the United States, but in many other countries where "volunteerism" is spreading. |
A．sought
B．documented
C．searched
D．counted