paperback. Zustand: New. Paperback. Pub Date:2016-06-01 Language: Publisher: Chinese Jiangsu people's Publishing House during the summer vacation in order to make students easily and effectively combing the academic year of the knowledge. consolidate and enhance the learning ability. preview part of new textbooks and new knowledge. to lay a good foundation for the next academic year. the education group invited experimental class and training the original class teachers.