公共英语三级

单选题According to scientist people sneeze because_____

参考答案:B进入在线模考
从Who need to sneeze you sneeze。this being nature’s clever way of getting rid of art annoying object from the nose.The object may be just some dust in the nose which nature is striving to remove.可知。此题考查对段落文意的理解。在最后一段中“nature”作为关键词, 是判断本题的重要依据。