作业帮We haven't heard from David since he left Shanghai.[对划线部分提问] since he left Shanghai[画线]
来源：学生作业帮助网 编辑：作业帮 时间：2024/11/30 13:13:12
![We haven't heard from David since he left Shanghai.[对划线部分提问] since he left Shanghai[画线]](/uploads/image/z/4259986-34-6.jpg?t=We+haven%27t+heard+from+David+since+he+left+Shanghai.%5B%E5%AF%B9%E5%88%92%E7%BA%BF%E9%83%A8%E5%88%86%E6%8F%90%E9%97%AE%5D+since+he+left+Shanghai%5B%E7%94%BB%E7%BA%BF%5D)
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We haven't heard from David since he left Shanghai.[对划线部分提问] since he left Shanghai[画线]
We haven't heard from David since he left Shanghai.[对划线部分提问] since he left Shanghai[画线]
We haven't heard from David since he left Shanghai.[对划线部分提问] since he left Shanghai[画线]
How long have you heard from David since he leave shanghai?