单选题 On May 22, 2021, Yuan 1 away at the age of 91. He left the world a valuable 2 of a little rice seed. Yuan may be 3 , but as the UN DESA 4 , "his mission to end hunger lives on." "Everyone is like a seed – we should try to be a good seed," Yuan once said. This 5 but great man is worth remembering. a.legend ; b. tweeted; c. passed ; d. excellent; e.marvelous; f. legacy; g. humble; h. gone ( )