单项选择题
A．the man was coming to tune her piano B．Mrs. Peters received a telephone call from the shop C．the piano was sent to her house at 10 D．Mrs. Peters was going to clean the house
A．the dog would dirty the house B．the piano tuner could see nothing in the house C．the dog disturbed Mrs. Peters D．the piano tuner always took the dog
A．because she began to work B．when she had no room to live in C．because her flat was too small for a piano D．when she got married