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教育资讯与资源
小学~高中全学段全学科,与课程章节匹配
Lesson 21 Look at the photos
Lesson 21 Look at the photos
地区的清洁工
课件Unit8 Lesson 48 Garbage is interesting
Lesson 13 Seasons
what would you like?
School and School Life
两位数减十位数
圆柱的认识
角的初步认识
认识几分之一
等量代换
Lesson1 On the Farm
Lesson 35 Future Transportation
倍的认识
Volunteering in Summer
分数的初步认识
小数的认识
The Palace Musem
Lesson 8 Tigers and Bears
三位数乘一位数的笔算乘法
lesson8 Marco Polo and Silk Road
24时计时法
Lesson 14 Are You Short or Tall?