补全对话A: 1_______________ Liu Tao.B: Good morning,2 ________ Li.A: Mum,3 ________ is Miss Li.C: Good morning.B: Good4________C: Goodbye, Taotao.A: 5 ________, Mum! 【答案】 1. Good morning 2. Miss 3. this 4. morning 5. Goodbye 【解析】 点击显示答案