我这里到了初中，就有各种校内校际数学比赛，虽然级别很低，但是孩子锻炼了算术熟练程度。。。LOL

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.

Copyright ©1998-2024 wenxuecity.com All rights reserved. Privacy Statement & Terms of Use & User Privacy Protection Policy