ISBN: 9787554418505 - 2019新版 经纶学典 口算达人 一年级上册/1年级上册 bs北师版 修订版 数学口算高手口算题卡一年级上小学生教材同步每日一练 (1 risultati)

paperback. Condizione: New. Paperback. Pub Date: 2017-03-01 Pages: 134 Language: Chinese Publisher: Ningxia People's Education Press. first grade mathematics (BS revised edition) I counted up to elementary school math books I count every day. there is spare capacity for students After class mentioned advantages. the use of books + APP mode. the port reported use of Internet technology. evaluation. all feedback .…