肺通气的原动力来自
A．呼吸肌舒缩
B．肺舒缩活动
C．肺内压与大气压之差
D．胸廓的舒缩
参考答案：A
答尔丢夫形象。
The picturesque scenery of his hometown has often______him to write poems.
A．excited
B．inspired
C．stirred
D．attracted
