Isbn: 9787552240771 (1 results)

paperback. Condition: New. Language:Chinese.Paperback. Pub Date: 2019-06-01 Pages: 78 Publisher: Beijing Publishing Group Beijing University Press 1 + 1 optimized lightweight title-training is characterized by: scheduling easy. solid foundation. focused and clear ladder. difficulty appropriate. anxious students want. thinking teachers think. is that many teachers are willing to recommend to the students of the Queen supplementary or standard supplementary . …