When I talked with my grandma on the phone, she sounded weak, but by the time we _____up, her voice had been full of life.
A. were hanging B. had hung C. hung D. would hang
When I talked with my grandma on the phone, she sounded weak, but by the time we _____up, her voice had been full of life.
A. were hanging B. had hung C. hung D. would hang
C