【推荐1】令我惊喜的是，我发现我的老师们都很热心，同学们都乐于助人。（汉译英）

【推荐3】令他吃惊的是，这种病毒会对人体健康产生威胁。(pose a threat) （汉译英）

【推荐1】Zhong Nanshan, who has been committed to the study, prevention and treatment of major respiratory diseases and significantly contributed to the COVID-19 fight, was recommended for the Medal of the Republic nomination, said the working committee.
翻译：_________________________________
剖析：本句的主干部分： _____________________________为宾语前置。
本句的枝叶1：_____________________________，为非限制性定语从句修饰主语。
本句的枝叶2： ________________________为宾语从句的主体。