Помогите Безотлагательно!Надобно: " Раскройте скобки, употребляя глагол в одном из времен:

12. Why are they (sitting) here now? They (are waiting) for their doctor. The doctor (is) late. 13. Did he (ask) you to work late last Tuesday? No, he (did not ask). I ( decided) to work late myself. 14. Yesterday (was) a typical summer day, the sun (wa:s beating) down, the sky (was) cloudless 15. Yesterday, when he (was opening) the door, he (understood) that he (was doing) it with a wrong key. 16. Every day she (returns) home, (has) dinner and (rests) But yesterday she (did not rest) after dinner. she (was working) at her report the whole evening