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| lesson | |||
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| lesson | |||
| lesson (A unit of learning that addresses a portion of the content for a class and may include assignments, materials, and other lessons) | |||
| lecture | |||
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leccion : 19 a las frases, 8 temas |
| Educación | 1 |
| Estudios culturales | 1 |
| General | 10 |
| Meteorología | 1 |
| Microsoft | 1 |
| Naciones unidas | 1 |
| Nombre de la organización | 2 |
| Tecnología | 2 |