lớp-12

Oxyz

Bài 1: Hệ tọa độ trong không gian

Written by davidle2810 Tháng Một 15, 2020

Bài 20: Mạch dao động

Written by Lê Ngọc Phương Nga Tháng Một 15, 2020

Unit 9

Unit 9: Deserts

<img alt='' src='https://secure.gravatar.com/avatar/8daec394162c59204209012f4841276f?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' srcset="https://secure.gravatar.com/avatar/8daec394162c59204209012f4841276f?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" class='avatar avatar-60 photo avatar-img' height='60' width='60' />

Written by ngocnguyen2912 Tháng Một 15, 2020

Unit 14

Unit 14: International Organizations

<img alt='' src='https://secure.gravatar.com/avatar/8daec394162c59204209012f4841276f?s=60&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g' srcset="https://secure.gravatar.com/avatar/8daec394162c59204209012f4841276f?s=120&d=https%3A%2F%2Flecttr.com%2Fwp-content%2Fuploads%2F2019%2F07%2Fcropped-lecttr-icon-square-270x270.png&r=g 2x" class='avatar avatar-60 photo avatar-img' height='60' width='60' />

Written by ngocnguyen2912 Tháng Mười Hai 1, 2019