A、About 30 hours. B、About 13 hours. C、About 16 hours. D、About 60 hours. B细节题。浏览选项可知，本题考的是“多久”。一听到“He kept warm by jumping and r

Hello ! Everyone ! I’ m Kristine Lu Blake in Los Angeles. And here is a quick update of the headlines of CNN. A 16 year-old schoolboy, Andy Smith was recovered at home yesterday after being trapped all night in the cold store at the butcher’ s shop where he works after school. The door swung shut as he was putting meat into the store. He realized he was left all alone after he bad shouted and kicked the door and no one answered. He kept warm by jumping and running for about 13 hours. And we’ d like you to make a prediction about Andy Smith at Lu Blake com Poll. Do you believe Andy Smith will remain working at that shop? And this is prediction now. Now, well, ff you want a prediction, remember, some of all the predictions of "the Blake Factor" of listeners come true. We’ll keep you up-to-date on that breaking story on our next hour update that comes your way just after the top of the hour.  Stay tuned now, stay with us "World Sports" with Donald Kabuda continues right now, right here on CNN.