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【多选题】
肺癌手术病人的术前护理包括A.
严格禁烟
B.
指导病人做体位引流排痰
C.
有慢性感染消耗症状的病人，术前可给予适量输血
D.
若并发大咯血，应立即开胸手术止血
E.
大咯血控制后，病人可下床活动，防止坠积性肺炎或肺不张
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举一反三
【单选题】听力原文：M: How is school going, Barbara? Are you taking any new classes? W: I'm taking another really interesting course called Business and the Web. We are learning about e-commerce and how new technolo...
A.
E-commerce.
B.
Wireless communications.
C.
Business and the web.
D.
New technology.
【单选题】What can be inferred from the first paragraph?
A.
Taking a nap is useless for busy people.
B.
Taking a nap is viewed as something for curing disease.
C.
Taking a nap is regarded as lazy to work.
D.
Taking a nap can promote your work efficiency.
【单选题】听力原文：M: How is school going, Barbara? Are you taking any new classes? W: I'm taking another really interesting course called Business and the Web. We are learning about e-commerce and how new technolo...
A.
E-commerce.
B.
Wireless communications.
C.
Business and the web.
D.
New technology.
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