英语短文填空,一空一词

英语短文填空,一空一词
Tom was a good boy.He was seven years old,and he was going to school soon.But he had a shortcoming.He could not get up ____.He often slept until nine or ten o'clock in the morning.His mother didn't want him to be late for school.So she bought an alarm clock.She said to Tom,"You must get up when you ____ the clock ring."One day,his mother forgot to wind up the clock.And the next morning,Tom didn't get up at six thirty.It was ____ for breakfast.Mother went to wake him up.Tom was in bed and his eyes were open.He said to his mother,"Iwoke up very early.""Then ____ didn't you get up?"mother asked."You told me that I must get up when I hear the clock ring.So I am now waiting for the clock to ring."