单项选择题

According to the passage, it was Dr. 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

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热门试题

单项选择题

The author's attitude towards applied bionics is ______.

A．critical
B．approving
C．objective
D．questioning

单项选择题

Which of the following does this passage mainly discuss

A．The application of bionics.
B．The first "open heart" surgery.
C．The development of the artificial heart.
D．The future of applied bionics.