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 10 seconds to answer each question. Now listen to the news. According to this passage, more than ______ of Americans are obese.

A．20%
B．30%
C．40%
D．50%

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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 10 seconds to answer each question. Now listen to the news. According to this passage, more than ______ of Americans are obese. 您的浏览器不支持 audio 元素。