What's my favorite stamp？That's easy --- (1) stamp the Nicaraguans made in 1900.It had a picture (2) Mount Momotombo on it.The artist （艺术家） wanted the stamp to look interesting,so he (3) （paint） the mountain with lots of smoke around it.The (4) （America） wanted to build a tunnel through Central America and they must (5) （choose） between Nicaragua and Panama.After seeing the stamp,they thought Nicaragua was too (6) （danger） and chose Panama --- (7) in fact the mountain was safe.And I also like another stamp. (8) is a yellow Tre Skilling Banco stamp.In 1885， (9) 14-year-old Swedish boy found it (10) sold it for seven kroner.I like it,but it's not in my collection.