阅读理解 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'peopje usually cannot 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 0r 65 years old.  Then they retire 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，完成下列句子,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, scientistsand actors can work all their .