Questions 27 and 28 are based on the following news. At the end of the news item, you will be given 10 seconds to answer the questions.
Now, listen to the news.
How many children were dead in the fire

A．Customers would say "Hello" to him.
B．Customers usually bought fresh bread from him.
C．The managers always told him.
D．He could see customers from the balcony.

A．Predators usually sleep for a longer time than preys do.
B．Cats and dogs are not very responsive to a sound when they are sleeping.
C．Smart animals such as dolphins and whales are less frequently immobilized by deep sleep.
D．Young predators may become immobilized when in danger because it is difficult for them to keep quiet.