Prof. Millan, the team leader, says scientists keep improving the computer software that interprets brain signals and turns them into simple commands. “The practical possibilities that BCI technology offers to disabled people can be grouped in two categories: communication, and controlling devices. One example is this wheelchair.”
He says his team has set two goals. One is testing with real patients, so as to prove that this is a technology they can benefit from. And the other is to guarantee that they can use the technology over long periods of time.
【语篇解读】 本文主要介绍了Jose Millan和Michele Tavella利用braincomputer interface(BCI) technology制作的由人的意念控制的轮椅以及其工作原理等。
48.BCI is a technology that can ________.
A.help to update computer systems
B.link the human brain with computers
C.help the disabled to recover
D.control a person's thoughts
答案 B [细节理解题。由第一段中的...scientists have been searching for ways to link the brain with computers.
Braincomputer interface (BCI) technology could help people with disabilities send commands to machines.可知选B。]
49.How did Tavella operate the wheelchair in the laboratory?
A.By controlling his muscles.
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