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最佳答案：when you will be available?Which day you will be free?
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最佳答案：If you are free ,you can call me .
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最佳答案：Can you tell me when are you free?
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最佳答案：I thought you were free today.
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最佳答案：Are you free tomorrow?Do you have space time tomorrow?Is there any free tomorrow
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最佳答案：Is there any spare space in your e-mail box?
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最佳答案：When are you free to do this job?
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最佳答案：Walking are free is fun
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最佳答案：I've benn missing you so much;while not knowing when you can be in touchBut I wi
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最佳答案：welcome to my hometown when it is convenient for you.by the way,maybe I will vis