47.People laugh when tickled by others because the feeling is .
参考答案
A
2010_陕西卷 (英语)
47.People laugh when tickled by others because the feeling is .
A
【答案】A
【解析】推理判断.由问题二的应答句中"but it causes a mildpanic reaction when there is an
unexpected
feeling."可知,当无法预知的感觉突然发生时,人会产生轻微的恐慌的反应,故选A.