Mrs. Black lives in a small village. Her husband is dead. Her son, Jack, lived with her. He worked in a shop in the village, but then he found a job in town named Green Sea. He went to live there. Mrs. Black was very angry. She got on a train and went to see her son. Then she said to him, "Jack, why do you never telephone me?"
Jack laughed, "But, mother, you haven’t got a telephone. "No." She answered, "I haven’t, but you have got one. "

用方框中所给单词的适当形式填空，每空格限填一词，每词只能填一次

小琛说：“我的做法的依据是内错角相等，两直线平行．”

小萱做法的依据是____．

小冉做法的依据是____．