This dialogue is from a TV series:
A: So sorry I am late.
B: Of course it happens... just need to be careful being late to appointments with CA's office...
a- ... be careful about being late to appointments with CA's office...
b- ... be careful when you are late to appointments with CA's office...
Does the original phrase mean a or b or something else?
Probably (a) (in the sense that you should be careful not to be late).
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