填空题

Bionicists do research on the unique quality of owls’ sensitive heating and engage in designing ______.

【参考答案】

sensitive mechanic ears for listening to enemy sonar
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单项选择题
A．It’s too expensive.B．The neighborhood is noisy.C．It’s located some distance from school.D．She can’t bear her roommate.
A．It’s too expensive.
B．The neighborhood is noisy.
C．It’s located some distance from school.
D．She can’t bear her roommate.
填空题
The first formal bionics meeting was held by the U.S. NAVY in 1962.
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