下列结构中，能有节律的扩大和缩小产生呼吸运动的是 [ ]
A．胸腔
B．肺泡
C．肺
D．胸廓
答案：D
Don't _____ important facts in your job application or you'll lose a good chance. [ ]
A. cut out
B. leave out
C. hand out
D. burst out
编织工艺质量要求有哪些？
