Bună Ziua!
1. Nobody is responding, maybe she wrote in the incorrect number.
She isn't messaging anything back, maybe she put in the wrong number.
Nobody's replying, maybe she typed in the wrong number.
2. It's so cold! I'm so dumb for not bringing anything to cover myself.
It's freezing! I should have brought a jacket to warm myself up.
3. It is possible I left my glasses back at work.
I possibly left my glasses at my workplace.
4. Richard probably borrowed the car
Richard may have borrowed the car.
5. It's sad I forgot her birthday!
It's so bad that forgot her birthday party!