Помогите! срочно надо. пожалуйста. упражнение 13

1 Have you seen Bob today? When did you see him? 2 Have you already sent a letter? When did you take a letter to the post office? 3 Have you already bought a present? When did you go to the shop? 4 Have you already been to the canteen ? When did you have a break? 5 Have you already listened to the news on the radio? When was the news broadcast ? 6 Have you already passed the exam? When did you take it? 7 Has the British delegation already arrived? When did it arrive? 8 Have you seen this film? Yes, I have seen it many times. 9 Have they already been to the exhibition? When did you go to the exhibition? 10 I have got up very early today. When did you get up? 11 Has the meeting already started? It started half an hour ago. 12 It was long, long time. I have known about it for a long time .