简单问候语Hello/Goodbye — 英语情景题

Read and choose. 早上，Sam 在公交车站等车，遇到了同班的 Lily 和她的妈妈 Mrs. Green。请从方框中选出合适的句子补全对话，将序号写在横线上。每句限用一次。 A. Hello, Sam! B. Good morning! C. Goodbye! Sam: Good morning, Mrs. Green! Mrs. Green: (1)________, Sam. Lily: (2)________! Sam: Hello, Lily! We are on the same bus today. Lily: Look! The bus is coming. Let's go! Sam: OK. Goodbye, Mrs. Green! Mrs. Green: (3)________, children!