How did Tavella operate the wheelchair&-考呗网

中国农业银行

单选题 How did Tavella operate the wheelchair in the laboratory? ______

A． By controlling his muscles
B． By talking to the machine
C． By moving his hand
D． By using his mind

【答案】D。解析：根据第三段中“Tavella operated the wheel chair just by thinking about moving his left or fight hand．He could even talk as he watched the vehicle and guided it with his thoughts．”可知，应选D项。

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