如果锅炉发生严重满水事故时应采取（）的措施
A.将自动给水改为手动
B.关闭给水阀门
C.减少燃料和送风
D.紧急停炉
参考答案：D
The purpose of new technologies is to make life easier, _______ it more difficult. [ ]
A. not make
B. not to make
C. not making
D. do not make
保险经纪人
