问题
选择题
| Had you joined the chat room ten minutes ago, you would have known what we _____ about then. |
A. had talked B. have talked C. talk D. were talking |
答案
答案：D
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| Had you joined the chat room ten minutes ago, you would have known what we _____ about then. |
A. had talked B. have talked C. talk D. were talking |
答案：D