根据下列短文内容，在短文后的空格处填上一个恰当的词，使短文完整、通顺。每空一词。

    Today is Sunday. It is also my grandfather's . My parents and I go to his home. We don't  up early because the alarm clock(闹钟) doesn't work. We don't have much time for breakfast,.We go to a supermarketbuy some fruit and a birthday cakeeight thirty. Then we go to my grandparents' home quickly. We  there at a quarter past 11. My grandparents are very happy to see us. We have lunch at 12 o'clock. lunch, we play chess  my grandfather. We go home at about four o'clock in the afternoon. It is a happy day.