监理项目部()竣工图审核签认工作。
A.参加
B.组织
C.督促
D.负责
参考答案:D
The teacher came in. All the students stopped _____ and _____ to her. [ ]
A. talking; listened
B. talking; listen
C. talking; listening
D. to talk; listen
汽轮机停机从3000r/min打闸后,胀差不发生变化。