A、sufficient oxygen to sustain human life
B、an explosive mixture in the compartment
C、a toxic atmosphere in the compartment
D、All of the above
更多“You are about to enter a compartment to investigate a suspected smoldering fireIf youre not wearing a self-contained breathing apparatus, you should test the compartments atmosphere to determine if there is/are （）.”相关的问题
A、You can assign a logical interface to multiple zones. B、You cannot assign a logical interface to multiple zones. C、You can assign a logical interface to multiple routing instances. D、You cannot assign a logical interface to multiple routing instances.
A、I'm planning to go to the cinema with my friend B、No, I'm not going to do it. C、Thank you for asking me about it. D、Yes, I'll go
A、straight overhead B、at the vessel whose attention you are trying to get C、into the wind D、about 60 degrees above the horizon
A、You are welcome to look around our ship.. B、You are welcome to have a look our ship. C、You are welcome to come on board our ship again. D、You are welcome to visit our ship.
A、Fine. How are you? B、How do you do? Glad to meet you, too. C、How are you? Thank you! D、Nice. How are you?
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