"Together we can do everything.
"
| Giới Thiệu CĐ1 - Bai 3- Bạn của gió |
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[linkxem]https://docs.google.com/presentation/d/1HJkiYWzt-A6kedqaR-thqzMC7VfVE1gc/edit#slide=id.p2/preview[/linkxem] [linktai]https://docs.google.com/presentation/d/1HJkiYWzt-A6kedqaR-thqzMC7VfVE1gc/edit#slide=id.p2/view[/linktai]