I'm a beginner in English and I'm curious about which one sounds more natural.
- Emailed you
I emailed you about that a month ago.
I have emailed you about that a month ago.
I had emailed you about that a month ago.
- Already told you
I already told you about that a month ago.
I have already told you about that a month ago.
I had already told about that a month ago.
Thank you!!