附词汇总表和部分练习参考答案。

Each volume also has the new words, vocabulary and keys to parts of the exercises.

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另外，除配英语注释外，还对每课基本句型、文化交际小贴士和词汇总表提供了日韩语翻译， 本教材可供初学者50-60个课时使用。

The textbooks have the English, Japanese and Korean annotations. 50—60 hours are needed for the beginners to go through the textbooks.

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