They have studying English for five years
She doesn't do karate any more. She has stopped doing it for last month.
We're in a maths lesson. It has started since ten o'clock .
He plays tennis. He has started playing it since when he was five.
Ответ:
Может быть "отмена" или "назад".
Какой у тебя учебник и какая это страница?