7 On my way home I realized I had left my keys in the office. That's why you had to return, didn't you? 8 he said he had read the article about it. Where did he find the article? 9 he was very sad he hadn't managed to do this. He shouldn't be disappointed. Once he will be able to do it. 10 what did he tell you before he had gone there? He told me to do it. 11 did he pay all money which he had promised to pay? Yes, he did. It didn't take him much time. 12 after he noticed us on the road he stopped and gave us a lift. How kind of him!