电脱盐罐水冲冼应定期进行,最好要()进行一次。
A、每班
B、每天
C、每周
D、每年
参考答案:C
国家审计署驻省的特派办,其正副特派员,由国家审计署决定任命。( )
All the government leaders and policemen in Thailand must see to ______ that every citizen should stay safe and sound in the terrible flood. [ ]
A. all
B. everything
C. it
D. themselves