阅读理解: People who collect stamps are called philatelist . Some philatelists try to collect very valuable stamps and a one-cent stamp of the USA has sold for over $ 100 000 and then been sold and resold many
Who owns the large American companies that produce cars, washing machines, and television sets? They are owned by a large group of people called stockholders. A company must have money to build factories and to buy machinery. To get this money, it sells shares of stock(股份). Each share...
This is decided by their own (3) . There are many different ways to spend our (4) time. Almost everyone has some kind of (5) ; it may be something from collecting stamps to (6) model planes. Some hobbies are very (7) , but others don't cost anything at all. Some collections ...
3 Use a circuit sales service. The American Philatelic Society (APS) operates a “Circuit Sales” program. If you have an APS membership, you can purchase sales books and mounts to submit your stamps to the APS.[66] You must price and describe each stamp, as well as the stamps’ overal...