Librería: liu xing, Nanjing, JS, China
paperback. Condición: New. Language:Chinese.Paperback.Pub Date:2020-12-01 Pages:84 Publisher:Tongji University Press This book is a supporting exercise synchronized with the textbook. which is a special breakthrough in the difficulty of application problems.?In the content design. from easy to difficult. step by step. it focuses on training primary school students' problem-solving ideas and improving their thinking ability.?The exercises of each unit are divided into three levels: 1. Practice basic skills diligently (d. Nº de ref. del artículo: NS067073
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