语篇解读：本文是一篇应用文。文章介绍了四种奇特的发明。

　　1．When a runner wears the Necomimi, it can help ______.

　　A．show how he or she is feeling

　　B．protect him or her from injuries

　　C．improve his or her running speed

　　D．keep him or her in good condition

　　解析：选A　细节理解题。根据"The Necomimi"部分介绍的"that allows users to express emotional states"和"that can also be useful for athletes to determine the best state for performance"可知，the Necomimi可以反映出运动员的个人状态。

　　2．What's so special about the ostrich pillow?

　　A．Its low cost.　　　　　B．Its perfect size.

　　C．Its beautiful design. D．Its amazing convenience.

　　解析：选D　推理判断题。"The ostrich pillow"部分介绍的是一款可以让使用者随时随地打盹的枕头--这个形状怪异的枕头一共有4个洞，一个放头，两个放手，还有一个开口可供呼吸，故该发明的特点就是其便捷性。

　　3．What do we know about the Hovding : bike helmet?

　　A．It is designed for athletes.

　　B．It is being improved now.

　　C．It can work at users' request.

　　D．It is put on the wearer's shoulders.

　　解析：选B　细节理解题。根据"The Hovding : bike helmet"部分介绍的"the creators are developing a new and better model"可知，该产品仍在改进中。

　　4．What do the four inventions have in common?

　　A．They're all on the market.

　　B．They're all high­tech products.

　　C．They're all expensive to develop.

　　D．They're all used to improve people's health.

　　解析：选A　推理判断题。根据这四个发明介绍中的"can be bought, being sold online, being sold at various sporting shops, on sale"可知，它们都已在市场上销售。

　　B

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