Môn Học vần bài 118: oam – oăm:

https://drive.google.com/file/d/1YpUjuuc0m9unCu92NGseZHAChVcZZgkx/view?usp=sharing

Môn Học vần bài 119: oan – oat:

https://drive.google.com/file/d/1lRqjvJSow9NZB9f8bFCQUQ_d9tSo9Vfw/view?usp=sharing

Môn Học vần bài 120: oăn – oăt: Tiết 1

https://drive.google.com/file/d/1zyrqRep-6AjeatFr2g0GDOcW5ROxtxxT/view?usp=sharing

Môn Học vần bài 120: oăn – oăt: Tiết 2

https://drive.google.com/file/d/1UJNvNBIRww8h_k_6sxLwy_h-8gPug6dv/view?usp=sharing