A、they are ill
B、to sneeze is human nature
C、they do not need any conscious help
D、there are unwanted things in their noses
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正确答案
试题解析
B【解析】从“When you need to sneeze you sneeze, this being nature’s clever way of getting rid of an 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。