Question

I was touched ( e.g) when I saw my neighbors sending off thier son. I could understand their pain (a). - their only son leaving home. It is always a difficult time for parents (b). -it is also inevitable . How long can
you keep the birds in cages (c). Their wings are strong and they are ready to fly.

Answer 1

As
But
When

Could be more flawless if you had mentioned what was needed to be done.