Then you cannot have failed to hear the voices inside, especially as they were raised in anger. 
You can't have avoided hearing the voices.
I know you didn't hear anything.
A person is lying down in the grass.
There's no way to get an unlisted number in our country.
Two  workers are eating their lunch
A kid scales a wall as some people watch.
I hope it won't bum me out, he spent in the low twenties.
A person is outside.