《特种设备安全监察条例》规定,气瓶充装单位应当有健全的()。
A. 紧急处理制度
B. 安全充装管理制度
C. 其他选项都对
D. 责任制度
查看答案
Compared with the under-30s, older people______.
A. have stronger purchasing power
B. retire earlier during the financial crisis
C. are liable to be entrepreneurs
D. make more money by working as business mentors
【C20】
A. wondering
B. thinking
C. guessing
D. hoping
Someone asked me last week, "In the long run, is technology our saviour or our demise？" I
【C7】
A. rein
B. pay
C. return
D. keep
微信支付 
支付宝支付