Издательство: | Express Publishing |
Дата выхода: | январь 2020 |
ISBN: | 9781471524790 |
Upstream is a modular secondary-level course for learners of the English language at post-intermediate level appropriate for the revised ESOL Cambridge Examinations or any other examinations at the same level of difficulty. The series combines active English learning with a variety of lively topics presented in themed units.