Problems of global environment being under serious threat as a result of human activities ….. nowadays all over the world. Выберите один ответ: a.have been discussed b.are discussed c.are being discussed d.have discussed
Problems of global environment being under serious threat as a result of human activities ….. nowadays all over the world. Выберите один ответ: a.have been discussed b.are discussed c.are being discussed d.have discussed