对安全操作规程类安全规章制度,除每年进行一次修订外,( )年应组织进行一次全面修订,并重新印刷。
A.3~4
B.2~5
C.4~5
D.3~5
参考答案:D
---John has got a very good job in the government.
--- _____ he looks so happy.
A.No doubt
B.No wonder
C.That’s because
D.It’s natural
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