Unit 5 International charities 
　　　　　　　　　　　　　　words, phrases and sentences
一、根据所给词，用其适当形式填空。
　1. You are __________ than I. (luck)
　2. It's ___________ to drink the polluted water. (health)
　3. My uncle does ___________ in Guangzhou. (busy)
　4. Football is an ___________ game of feet. (nation)
　5. Excuse me, I'd like to borrow a __________ book. (medicine)
　6. Nothing is _________ if you put your heart into it. (possible)
　7. Have the policemen found that ______ boy? (lose)
　8. This book gives us the ___________ of the true story. (present)
　9. My mother is badly ill. She needs an ___________ at once. (operate)
　10. We are very glad to see the fast ___________ of our city. (develop)
 
二、阅读理解
　　In the past, eye doctors and nurses in poor countries could not study outside their own countries because they didn't have money to travel and pay for their schools. Dr David Paton was a famous eye doctor in America. He knew that more than 60 percent of blind people are i