busy as a beaver การใช้

• He was busy as a beaver flying all over the world, the international businessman, getting it all done.
• Bunning said Clinton was " busy as a beaver trying to pass as many rules and pardon as many fugitives as possible " during his final days in office.
• The seven-year itch usually begins around the fourth year of marriage, but only about half as many women as men scratch . ( Beavers are monogamous for life, so what is all this about being busy as a beaver ? ) And there is a lot to be said in favor of arranged matings.