Tony is six years old. He is a good boy. But he can’t get up

Tony is six years old. He is a good boy. But he can’t get up early. He sleeps until nine or ten o’clock in the morning. He is often late for school.
Tony’s mother doesn’t want him to be late for school. So she buys him an alarm clock. She tells Tony, ‘ you must get up when you hear the clock ring.’
‘Yes, Mum,’ said Tony. After that Tony get up at seven thirty when he hears the clock ring.
One day his mother forgets (忘记）to make the clock ring. And the next morning Tony doesn’t get up at seven thirty. It’s time for breakfast. Mother goes to see him. Tony is in bed and his eyes are open.
‘Why don’t you get up?’ His mother is angry.
‘I am waiting for the bell.’
1. Tony’s mother buys him a clock, because ________.
A. he can’t get up early in the morning B. the clock is good
C. Tony likes itD. she wants to give her son a present
2. This article（文章） is ________.
A. a piece of news B. a joke C. a letter D. an introduction（介绍）