What u want really cause this isn’t making sense
I am in karachi, because Karachi is a city and you can't be "at" a city. Saying I'm at only works if it a place such as a grocery store or a mall, but does not apply to cities or countries.
he other sonnet-only feature you should keep in mind is the volta, which means "turn" in Italian (think "revolve").
Answer:
As soon as the door opened
Explanation: