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2. endanger v. 使 …… 陷于危險,使 ……危險,危及 , 危害 如: The polluted air in the city is badly endangering the health of the residents. 城里被污染的空氣正嚴重地危及居民的健康。如: Fishing in this pond is prohibited. 禁止在此池溏釣魚。Qinghai Tibet Sichuan Chongqing Hubei Hunan Anhui Jiangxi A quiz 1)What are the three longest freshwater rivers in the world? 1. The River Nile in Africa 2. The Amazon River in South America 3. The Yangtze Ri