在（）时，可能挂起某进程。
A.进程出现死锁
B.进程的数目太少
C.进程数目太多
D.进程出现故障
参考答案：A, C
—Do you mind if I smoke here?
—________.
A．Of course not.It's not allowed here
B．No，you can't
C．I'd rather you didn't actually
D．Great! I also like smoking
患儿因急性缺氧出现发绀，被送入当地医院急诊科，急查血气提示中度缺氧，不伴CO2潴留，进行氧疗时应采取的氧气吸入流量为
A．0～1L/minB．1～2L/minC．2～4L/minD．4～6L/minE．6～8L/min
