用短文中所给动词的适当形式填空
      Sarah and Katie both work in a supermarket. They are best friends and they enjoy   (work) together. Sarah and Katie are young and always happy. They like telling jokes and watching comedy programmes on TV.
    However, they don't like their boss, Mr. Chen. He is very strict and always shouts at them. Once, he shouted so loud at Sarah that made her     (cry). Sarah and Katie stop telling jokes when Mr. Chen is nearby.
    Mr. Chen's favourite activity is playing tennis. He   (play) tennis three times a week and takes part in tennis matches, but he never won any tennis championships.
    One day, Mr. Chen      (arrive) at work as usual and smiled at Sarah and Katie as he gave them a big bunch of flowers each. The girls      (shock). Mr. Chen was not his usual self.
    At the end of the day, they discovered the reason for Mr. Chen's good mood. Mr. Chen won his first local championship in the tennis competition! Katie and Sarah thought life    (be) much better working at the supermarket from now on.