新概念英语第二册 Lesson 7 · 口语练习

围绕本课标题 Too late（机场等待钻石包裹的侦破故事）主题，AI 老师会出 若干个简单问题， 每个问题听完后，用 完整句子口头作答。
⚠️ 尽量说完整句子，不要只说一个词；优先用本课句型与词语：were waiting at the airport / were expecting a valuable parcel / had told the police / were keeping guard / was full of stones and sand