_________（50）A.In many places especially outside
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_________（50）
A.In many places,especially outside of Asia,only doctors are allowed to perform acupuncture.
B.The earliest written record of acupuncture is found in the Huangdi Neijing.
C.Doctors have even used acupuncture to stop pain during an operation.
D.The points can also be very far away from the place of pain.
E.Others think that the needles block pain signals that travel along the nerves to the brain.
F. It is an old Chinese form of healing in which your skin is pierced with thin needles to relieve pain.
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答案：E
本题考查的是对上下文之间意义关系的理解。本段主要讲医生们依然不知道针灸产生疗效的科学原理是什么，人们纷纷进行推测，前一句和后一句中都出现some，因此介于二者中间的这句应该也是关于这个疗效原理的推理，即E选项：其他人则认为针会阻止疼痛信号沿着神经抵达大脑。并且some和others形成一个句式：有些人······其他人······