公共英语考试

【单选题】 According to the passage, it was Dr. W. Lillehei that _____________.
A．first developed applied bionics
B．was the first to operate on the heart of a patient
C．developed the artificial heart
D．used more sophisticated methods to do "open heart" surgery

网考网参考答案：B
网考网解析：
[解析]由第一段第一句可知选B。 查看试题解析出处>>