61.患者,女性,43岁,有慢性咳嗽、喘息病史10余年,3日前因尿路感染导致病情加重,咳嗽频繁,痰量增多。动脉血气分析:PaO270mmHg,PaCO240mmHg。经治疗后病情缓解。护士指导患者进行缩唇呼吸训练时,要求蜡烛火焰距离患者的口唇
A. 8cm~10cm
B. 10cm~12cm
C. 12cm~15cm
D. 15cm~20cm
E. 20cm~25cm
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muscle (n.) muscle (v.)a. He is so strong that we can see his ____________ clearly.b. The children are _____________ their way through the crowd.
circle (n.) circle (v.)a. The plane _____________ for half an hour before landing.b. He drew a _____________ on the blackboard.
shoot (n.) shoot (v.)a. He took the ball and _____________ right into the net.b. Which one do you think is the best _____________ tonight?
hesitation hesitatea. What are you _____________ about?b. Without any _____________, she accepted his advice.