What's happening? Idioms: Eager beaver martin 13 February, 2013 Example sentence: "Mike worked really hard to pass all of his examples. He is a real eager beaver!" Embed this illustration on your site: Learn how to speak English with Kaplan Click the link for the full Animal Idioms illustration! 글쓴이 martin (317 Posts) 공유하기 글쓴이 martin (317 Posts) View the discussion thread.