Q. Fill in the blank with suitable word:
We'll never know what might have happened _____ the email earlier.
✅ Correct Answer: (B)
had he sent
Explanation: This is a third conditional sentence. In third conditional sentences, we can invert the auxiliary verb had and leave if out. Had we arrived = If we had arrived.
Explanation by: Ranjeet
This is a third conditional sentence. In third conditional sentences, we can invert the auxiliary verb had and leave if out. Had we arrived = If we had arrived.