单项选择题

患儿，1岁。因肺炎入院治疗，在住院期间患儿突然口吐粉红色泡沫痰，医嘱给予吸氧。吸入氧气的乙醇湿化液浓度是

A.10%-20%
B.20%～30%
C.30%～40%
D.40%～50%
E.50%～60%
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单项选择题
患儿女，8岁。阵发性剑突下钻顶样痛半天，伴恶心、呕吐，既往有类似发作史。查体：T 37.5℃，剑突下深压痛，无腹肌紧张，拟诊为
A.肝内胆管结石
B.胆道蛔虫病
C.胆总管结石
D.急性胆管炎
E.胆囊结石
未分类题
听力原文：W: Could you tell me how to get to the bus station from here?M: Go straight until you come to the stoplight. Turn to the left and go about three miles. When you get to the Agro Grocery Store, turn right. You can't miss it.Q: What is the woman trying to do?(13)A.Get directions to the bus station.B.Get to the grocery storE.C.Give the man directions to the bus station.D.Find out where the stoplight is.
A.Q:
B.Get
C.
B.Get
D.
C.Give
E.
D.Find
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