Question 2 2022-01-07 听力原文：Man: People always ask me why I only travel the hard way! A lot of television travel programmes are about relaxing holidays on the beach, but I've only ever made documentaries about really long trips. The last trip I did was a 50,000-mile journey around the Pacific Ocean, and it took 12 months. But then my very first trip was a 'round the world' journey, and the most difficult one was probably a car journey from the North Pole to the South Pole! 2022-01-07 For a natural monopoly, the optimal policy for a regulator to set is a price such that ______. 2022-01-07 Question 1 2022-01-07 PART 5 2022-01-07 Question 2 2022-01-07 A manufacturer has the following figure for the product A 2022-01-07 A manufacturer has file following figure for the products: 2022-01-07 听力原文：Woman: Welcome to this week's book programme. We've got lots of great new books to tell you about. 2022-01-07 听力原文：Boy: Guess what, Clare？ I've been chosen for the school swimming team! What do you think about that？ 2022-01-07