单项选择题

Questions 9 and 10 are based on the following news. At the end of the news item, you will be given 20 seconds to answer the questions.
Now listen to the news.
The likely cause of the big fire is ______.

A．electrical short-cut
B．lack of fire-safety measures
C．terrorism
D．not known

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单项选择题

单项选择题

Questions 9 and 10 are based on the following news. At the end of the news item, you will be given 20 seconds to answer the questions. Now listen to the news. The likely cause of the big fire is ______. 您的浏览器不支持 audio 元素。