一人搬运患者时,平车与床的位置是()。
A.平行紧靠
B.平车头端与床头成锐角
C.平车头端与床尾成锐角
D.平车头端与床头成钝角
E.平车头端与床尾成钝角
参考答案:E
The house rent is expensive. I've got about half the space I had at home and I'm paying here.[ ]
A. as three times much
B. as much three times
C. much as three times
D. three times as much
下列哪个方法可以使具有与当前线程相同优先级的线程有运行的机会
A. sleep( )
B. yield( )
C. interrupt( )
D. stop( )