Tell you a story. There w__________ some people in the boat. On the river, a man's sword fell i__________
the river, but he d__________ look for it. He made a m__________ on the bottom o__________ the boat. Soon
the boat c__________ the river. Then the man looked f__________ his sword under the mark on the boat, but
his sword w__________ there. Finally the people l__________ at the stupid m__________.

1. I want to send this l____ (信) to my mother.  
2. How many p___ (明信片) are there?   
3. This is an e____ (电子邮件).   
4. Can you point to the t ____ (顶部) of the picture?  
5. How much is the s____ (邮票)?   
6. You can play on the c____ (电脑).   
7. You can put a card in an e____ (信封).  
8. Go straight and turn r____ (右).   
9. Excuse me, where is the p____  o____ (邮局)?  
10. Now it's in the top, left c____ (角落).