Question

Поставьте глаголы в скобках в Past Indefinite, Past Continuous и Past Perfect.

When I (hear) his knock I (go) to the door & (open) it but I (not/ recognize) him at first because I (not/ wear) my glasses.

Answer 1

when i had heard his knock i went to the door to open it but i didn't recognize him at first because i was not wearing my glasses

Answer 2

When I heard his knock I went to the door to open it but I didn't recognize him at first because I wasn't wearing my glasses.