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The questionnaire has two versions, Chinese and English, and mainly is in English.
问卷调查分中英文两个版本，以向外商调查为主。
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So far, the author has mainly done two jobs.
到目前为止，作者主要做了两个工作。
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So far, the author has mainly done two jobs.
到目前为止，作者主要做了两个工作。
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