Если бы ваше присутствие было дейст

Если бы ваше присутствие было действительно необходимо, я бы давно написал вам и попросил приехать

Results (English) 1:

If your presence was really needed, I would have written to you and asked to come

Results (English) 2:

If your presence is really needed, I would have written to you and asked me to come

Results (English) 3:

if your presence was really necessary, i"d write to you and asked me to come