请回答「Knock Knock 世界」NO. 250706

Group 1 - The article discusses the rising popularity of kale in food and beverage recipes, despite its rough texture and taste, indicating a trend in health-conscious eating [2] - The podcast "Knock Knock World" is a collaborative project aimed at engaging young audiences with global events, featuring updates three times a week [4][5] - The first season of "Knock Knock World" is set to run from March 25, 2025, to March 24, 2026, with a subscription price of 365 yuan available on various audio platforms [6] Group 2 - The article raises questions about the necessity of purchasing Boeing and Airbus aircraft despite the availability of the C919, highlighting competitive dynamics in the aviation industry [3] - It explores JD.com's expansion into the travel and hospitality sector after its foray into food delivery, suggesting strategic advantages in diversifying its business model [3] - The article touches on the enduring appeal of Marvel movies and the success of Japanese anime, indicating cultural influences and market opportunities in the entertainment industry [3]