（）, remedies must be taken to stop it as early as possible.<br>A:Any surge occurs<br>B:Any surge occurred<br>C:Should any surge occur<br>D:Should any surge occurring

（）, remedies must be taken to stop it as early as possible.
A:Any surge occurs
B:Any surge occurred
C:Should any surge occur
D:Should any surge occurring

出自：海船船员证

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