Definition: used as a more polite form of 'can' when asking for permission Level: B1
请问我能和戴维斯先生通话吗？
___Could I speak to Mr Davis, please?
打扰一下，我能在这里说点事吗？
Excuse me, ___could I just say something here?
我能在下次课把缺交的作业带来给您吗？
___Could I bring you the missing work to the next class?
