.— I don’t think we have met before.
— Yes, once at a party, but we _______.
A.didn’t introduce | B.weren’t introduced |
C.haven’t introduced | D.weren’t introducing |
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.— I don’t think we have met before.
— Yes, once at a party, but we _______.
A.didn’t introduce | B.weren’t introduced |
C.haven’t introduced | D.weren’t introducing |