Upstream Advanced C1. Workbook Student`s. Рабочая тетрадь

Авторы: Эванс Вирджиния, Дули Дженни, Эдвардс Линда

Upstream Advanced C1 is a modular secondary-level course for learners of the English language at CEFR C1 level. The series combines active English learning with a variety of lively topics presented in themed units.