对于限制性通气功能障碍时的变化,下列哪项是不正确的()
A.FEV/FVC正常或增高
B.RV增高
C.TIE减低
D.RV/VC正常或轻度增高
E.VC减低
参考答案:B
—I can’t find my favourite magazine. Have you seen _________?
—Jack went away with _________ just now, but I’m not sure whether it's yours.
A.one, one
B.it, one
C.it, it
D.one, it
遇向封锁区间开行救援列车、路用列车,应交给司机()。
A、绿色许可证
B、红色许可证
C、调度命令
D、路票