对威胁生命安全和有毒有害的工作地点，未经允许工人无权停止作业。
参考答案：错
-----How ____you are coughing!
-----Yes, I have had a ________cough since last week.
A．terrible, terrible
B．terribly , terribly
C．terrible , terribly
D．terribly , terrible
农业用电在电网高峰负荷时功率因数应达到0.80
