在下列疾病中,肺的静态顺应性减少的有()
A.肺不张
B.肺水肿
C.肥胖
D.肺气肿
E.胸廓成形术后
参考答案:A, B
—Did you return Fred’s call?
—I didn’t need to ____ I’ll see him tomorrow.
A.though
B.unless
C.when
D.because
“四、二、一”安全工作制度的内容是什么?