阅读下面短文, 在空白处填上适当单词或用括号内单词的正确形式填空, 使短文完整、通顺。给出单词的空格不限一词, 没有给出单词的空格限一词
Tom is a middle school student. He is studying in Grade 7 now. He usually gets up 7:00 o'clock in the morning. But today he gets up at 6:30 and goes (buy)a big cake After that, he helps his grandparents (clean)their room, because it is his (grandpa) birthday. His grandpa is going to be 78 years old.
Tom listens to two CDs about Beijing Opera(京剧) his grandpa. He is sure his grandpa likes (they)very much, because his grandpa likes listening to Beijing Opera.
Tom gets home at noon. Look!His mother with grandma (make)noodles. They are laughing and talking something happily. His grandpa is drinking tea and (listen)to Beijing Opera.
Tom says, " birthday to you, grandpa." Then he cuts the big cake and gives grandpa a big piece. Grandpa is very happy and (eat)it.
In the evening, Tom (watch)TV with his grandparents together. He is a little tired very happy, because he can his grandparents happy.