We can infer from the above text that

试卷相关题目

• 1According to the text, what is the most special about Jaak Panksepp's research、

  A.It focuses on animals' influence on human laughter.

  B.People's personalities are involved in the research.

  C.The research studies human brain as well.

  D.The research deals with laughter itself.

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• 2The 2003 study about rats being tickled are mentioned in paragraph 4 in order to show that        .

  A.rats are such smart aromas that they can laugh like humans

  B.animals have emotional feelings as human beings do

  C.animals' emotional feelings are now widely recognized

  D.tickling animals can help animals develop the ability of laughter

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• 3The above text is mainly about        .

  A.human laughter has its origin in ancient animal play sounds

  B.brain regions for mem00 evolved earlier than those for laughter

  C.human laughter was once rooted in people's happiness

  D.humans actually develop from ancient animals

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• 4A person who calls for increased rules in the globalization of economy is most likely to be    .

  A.a supporter of free trade in the global market

  B.a critic of free trade in the global market

  C.the head of a large imitational company

  D.an exporter specialized in making dairy products

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• 5The author mentions Jamaica as an example to

  A.support an argument

  B.draw a conclusion

  C.introduce a topic

  D.describe a scene

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