文章大意：本文是一篇新闻报道。文章主要介绍了2024北京中轴线传递与推广大赛的相关事宜。该大赛旨在宣传北京南北7.8公里的核心结构——中轴线，今年设立了六条赛道，希望寻求对中轴线更大的推广和保护。
3 . 阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。
The 2024 Competition for the Transmission and Promotion of the Beijing Central Axis 1 (host) at the Capital Museum in Beijing on March 31st.
2 (aim) at promoting the Central Axis, the core structure of Beijing that runs 7.8 kilometers 3 south to north, the annual competition has been hosted since 2021, attracting 4 total of more than 400,000 contestants from home and abroad.
This year’s competition featured six tracks, 5 includes three periodic ones focusing on old town rebuilding, creative expression via the art forms of video, painting and design, and cultural ambassadors who have made 6 (significance) contributions to the protection and promotion of the Central Axis.
7 (additional), three new tracks have been added, focusing on travel, pattern design, and quality living, encouraging contestants 8 (explore) sightseeing routes, create diverse 9 (pattern) and images, and promote tea and food culture.
The competition, which is scheduled to run until mid-July, will include five stages of registration, review, preliminary, semifinal, and final rounds.
Entry details have been made available on the competition’s official website and WeChat account, seeking creative approaches to 10 (protect) cultural heritage and advancing the Central Axis’s promotion.
