Dialogue 3 Vocabulary 1. mega city a metropolitan area with a total population in excess of 1 million people 2. aspire /əˈspaɪə/ v. to have a strong desire or hope to do or have something 3. rickshaw / ˈrɪkʃɔː / n. a small covered passenger vehicle with two wheels which is usually pulled by one person Listen to the interview presented by “Visions of the Future”. Listen once to get the main idea. Listen again and choose the best answer to each of the following questions. 1. What is the topic of the interview?