Q: If yeah i lived there in my early twenties too before i moved, can we say that "I think we lived on the same street."?

A: it is not possible to tell

Q: If You find a way to stop this train.', can we say that "stop the train right now."?

A: yes

Q: If They'd be done in no time., can we say that "They'd be done eating supper soon. "?

A: it is not possible to tell

Q: If 'Shut up.', can we say that "They entered the room and we all had to shut up as soon as possible, or else they would hear us and give away our location."?

A:
it is not possible to tell