Complete the sentences from the text. Then match sentences 1–4 with a or b. 1 One of the boxers has arrived. 2 Gennady Golovkin has won many boxing matches. 3 He hasn't lost a match in the middleweight category. 4. They haven't had their big break A This describes an action which hasn't happened. B This describes an action which has happened.
1. B
2.B
3.B
4.А