We have completed work AT 9:12 pm or BY 9:12 pm?


We have completed work AT or BY



Could you please tell me? Which is correct?
We have completed work at 9:12 pm or by 9:12 pm?

At 4:30am or by 4:30 am?
Bus arrived at 4:12 am or by 4:12 am. I am waiting to your reply…



  • We have completed work BY 9:12 pm – is correct.
  • Bus arrived AT 4:12 am – is correct.


Thanks sir and .. example, we have completed dairy allocation by 8:20 pm. We have finished dairy loading by 4:20 am.. dairy last Reefer arrived depot AT 3:13 am. So far we have completed loading 14 routes.. sir is it correct?


Looks good, yes.

The difference between IN, ON and AT

Postpone TO, FOR, UNTIL, AFTER, BY 🤓✅

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