Make true answers to the following questions: 1. have you ever flown by plane? when was it? 2. have you ever given your favorite books to your friends? when did you do it? 3. have you ever made tea or coffee? when did you last do it? 4. have you ever found anything in the street? what was it? 5. have you understood the prestnt tense? when did you understand it? 6. have you ever fallen down? where was it?