Portal Lessons

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Link to content Languagesort descending Level Modality Topic
How Daqing Petrochemical Company Secures Its Network Chinese, Mandarin (Simplified) 2+/3 Reading Science/Technology
Breakthrough in Dye Production Persian 1+/2 Listening Science/Technology
The Development of the Sciences in Iran Persian 2+/3 Listening Science/Technology
Establishment and Cultivation of an Orchard in Isfara... Tajik 1+/2 Listening Science/Technology

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