成人高等教育 / 英语口语
正确率：100%
A: Could you put the books on bookshelves, please? B: Of course. _ _ _ _ _ _ A: That's all. Everything else has been done.
- A、 It's a pleasure to help.
- B、 Is that all?
- C、 I'm free now.
- D、 How should I do it?
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