1. A: Why are you crying? B: I’ve just read the saddest book ever written. Explanation: The adjective "sad" is in the superlative form "saddest" because it is comparing the book to all other books in terms of sadness. 2. A: Do you like crisps? B: Yes, but I think chocolate is much tastier than crisps. Explanation: The adjective "tasty" is in the comparative form "tastier" because it is comparing chocolate to crisps in terms of taste. 3. A: This must be the hottest day of the year. B: I agree. Let’s go swimming. Explanation: The adjective "hot" is in the superlative form "hottest" because it is comparing the day to all other days in terms of temperature. 4. A: Kate is a lot prettier than Anne. B: Yes. She’s the prettiest girl I know. Explanation: The adjective "pretty" is in the comparative form "prettier" because it is comparing Kate to Anne in terms of beauty. In the second sentence, "prettiest" is in the superlative form because it is comparing Kate to all other girls the speaker knows. 5. A: Is this ladder longer than the other one? B: They look the same to me. Explanation: The adjective "long" is in the comparative form "longer" because it is comparing this ladder to the other one in terms of length. 6. A: That was by far the best cake you’ve ever made. B: I’m glad you enjoyed it. Explanation: The adjective "good" is in the superlative form "best" because it is comparing the cake to all other cakes the speaker has made in terms of quality. 7. A: Do you like this dress? B: Oh, yes. It’s the most beautiful dress I’ve ever seen. Explanation: The adjective "beautiful" is in the superlative form "most beautiful" because it is comparing the dress to all other dresses the speaker has seen in terms of beauty. 8. A: Mount Everest is the highest mountain in the world. B: Everyone knows that! Explanation: The adjective "high" is in the superlative form "highest" because it is comparing Mount Everest to all other mountains in terms of height. 9. A: Mr Smith is older than Mr Jones. B: Well, he looks good for his age. Explanation: The adjective "old" is in the comparative form "older" because it is comparing Mr Smith to Mr Jones in terms of age. 10. A: Did that coat cost a lot of money? B: Yes, it was by far the most expensive coat in the shop. Explanation: The adjective "expensive" is in the superlative form "most expensive" because it is comparing the coat to all other coats in the shop in terms of price. 11. A: Thank you for your help. B: That’s okay. If you need any further advice, come and see me. Explanation: The adjective "far" is used with the word "further" to indicate a higher degree of advice. It is not in the comparative or superlative form.