watermark logo
讓孩子的眼睛躍過圍墻!

Up next


2019.12.11-大A班-彭胤然-比较高矮(2)

14 Views
彭胤然 大A班
4
Published on 11 Dec 2019 / In Education environment

作业

Show more
1 Comments sort Sort By

刘
6 years ago

宝贝很不错哟,能直观的感知到高矮的相对性。我们比较高矮就是要在同一水平线上比较哟。^_^

   0    0
Show more
Facebook Comments

Up next