Most people have jobs. They go to work nearly every day. Some people are lucky. Either they have
very interesting jobs or they make a lot of money. Most people are not so lucky. Either their jobs are not
very interesting or they don't make much money.
      The most interesting jobs are often the most difficult. People take a long time to learn how to do them.
Doctors study for at least six years after finishing school.
      Some young people have interesting and high-pay jobs. Many young players do their work successfully.
Football and tennis stars are usually under 35 years old. Older people usually can not play these sports very
well. They cannot move fast enough. Golf, however, is a good sport for older people. Many golf players are
quite old, but they can play it successfully. Most people work until they are 60 or 65 years old. Then they
retire (退休) and have a lot of free time. Some people never retire though. These people usually have very
interesting jobs. Writers, artists, scientists and actors usually work until they die. Their work is their life.
根据短文内容，在回答所提问题的句子中填上恰当的词，每空一词。
1. Some                people have interesting or high-pay jobs,                most people don't have such good
    luck.
2. Some jobs                a long time to learn because they are                .
3. Young players can                very fast, so many of them play these                 like football and tennis
    very                 .
4. Golf is a good sport for                people.
5. Most people keep                until the age of 60 or 65. But writers, artists, scientists and actors can work
    all their                .