问题
单项选择题 A3/A4型题
男性，65岁。临床诊断食管中段癌，拟限期在全身麻醉下施行食管癌根治术。患者吸烟史37年。罹患慢性支气管炎15年。
屏气试验是床旁简易判断患者心肺功能的指标，其正常值为（）。
A.大于10秒
B.大于20秒
C.大于30秒
D.大于40秒
E.大于50秒
答案
参考答案：C
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男性，65岁。临床诊断食管中段癌，拟限期在全身麻醉下施行食管癌根治术。患者吸烟史37年。罹患慢性支气管炎15年。
屏气试验是床旁简易判断患者心肺功能的指标，其正常值为（）。
A.大于10秒
B.大于20秒
C.大于30秒
D.大于40秒
E.大于50秒
参考答案：C
There are lots of rules at Selina’s school. She agrees with some __1__ them. For example, they can’t arrive ___2___ , they can’t run in the hallways, and they can’t eat in class. All___3___ rules are okay because they’re reasonable(合情合理的). But there are some rules Selina___4___agree with. For example, at her school they have to wear a uniform and they can’t wear jeans. But she thinks jeans are___5___because they’re comfortable. In school, they can’t listen to music in art class. Selina doesn’t agree with this rule. She thinks ___6____ music in art crass is okay. Selina___7___ has to follow some rules at home. For example, ___8____ she wants towatch TV, she has to finish her homework first. And she can’t go out with her friends ___9___school nights, that is, from Monday to Friday, she also has to clean her room ___10___week. Luckily, she doesn’t have to take out the trash（垃圾）. She hates it.
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