What does By February they'd piled up so much snow in the parking lot that it was taller than the bus shelter. mean?
By February they'd piled up so much snow in the parking lot that it was taller than the bus shelter.
By February they'd piled up so much snow in the parking lot that it was taller than the bus shelter.
By February they'd piled up so much snow in the parking lot that it was taller than the bus shelter.