By writing Paragraph 1, the author intends to______. A．prove the accuracy of Yale's study B．introduce the theory mentioned below C．demonstrate the importance of eating fruits D．claim children are fascinated about X-ray
A. A．prove B.introduce C.demonstrate D.claim
【参考答案】
B 属逻辑关系题。本题考查的是考生对作者意图的理解，仔细阅读第一段会发现在这一段中耶鲁大学和康奈尔大学的研究只是......