Question

4 Look at the words in blue in the text. Then choose the words to complete the rules. 1 We use if / when before something that is certain to happen. 2 We use if / when before something that isn't certain to happen. 3 After if and when we use the present simple / will.
срочно надо пжпжпж даю 100000баллов​

Answer 1

Ответ:

1we use -for -and Present perfect.....2we use-since-and present perfect