胸廓的弹性回缩力成为吸气的弹性阻力见于A．深吸气 B．深呼气 _爱下问搜题

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问题单项选择题

胸廓的弹性回缩力成为吸气的弹性阻力见于

A．深吸气

B．深呼气

C．平静呼气末

D．胸廓处于自然位置时

E．发生气胸时

答案

参考答案：A

完形填空

Mr Smith 36 from London. Now he is in China. He is 37 .He teaches 38 a middle school. He works very hard. His students like 39 very much. He can 40 a little Chinese . His students often teaches him Chinese 41 Sundays. Mr Smith likes playing football . He often plays football 42 his students.
Mr Smith 43 a son. His name is Jack. He is student. He studies in a middle school. He goes to school 44 bike everyday. He gets back home at four in the afternoon. He likes 45 TV in the evening.

填空题

热风干燥方便面失水速度慢（），面条a度低（），复水时间长。