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By Эванс Вирджиния , …
Virginia Evans, Jenny Dooley, 2014, Upstream Series
The Upstream course is designed for learners at seven levels, from beginner to proficiency. It provides the material needed for systematic improvement in all four language skills, enabling effective communication in speech and writing appropriate for each level. The Upstream series modernly combines active language learning with a wealth of topics relevant to learners and varied tasks.