组织应定期评审应急准备和响应程序,必要时对其进行修订,特别是当事故和紧急情况发生后。
参考答案:对
After all the harm she’s done, she deserves ______ she gets.
A.which
B.that
C.whatever
D.no matter what
单机挂车的辆数,线路坡度不超过12‰的区段,以()为限;超过12‰的区段,由铁路局规定。
A.5辆
B.10辆
C.15辆
D.20辆