专四专八考试

【单选题】{{I}}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.{{/I}} Humans can distinguish about ______.
A、10,000 different odors
B．10 different odors
C．1,000 different odors
D．100 different odors

网考网参考答案：A
网考网解析：
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