Some examples are more obvious than others. The outside of the airplane designed by the Wright brothers looks like a minimalistic (简单抽象艺术) structure. On the other hand, Barney Connetts fish submarine (潜水艇) actually looks like a fish.
Some bio-inspired concepts have yet to be invented. In the 1960s, the US Army commissioned several university professors to conduct research on the motor skills animals in hope of applying those same abilities to tanks. Tanks that run like horses or jump like grasshoppers(蚂蚱)-sounds shocking, doesnt it? But imagine how life would change if we could achieve that.
31. cats,monkeys and giraffes mentioned in paragraph 1 are examples to illustrate
A. they are highly-evolved species as humans.
B. humans can learn animalsskills.
C. they are skillful in different ways.
D. animals have skills that humans do not possess.
【答案】:A
32. Which of the following can be found in the archive gallery?
A. History books.
B. The Wright brotherssculpture.
C. First practical airplanes built in the late 19thcentury.
D. Leonardo da vincis bird-like flying machines
【答案】:C
33. What happened after the Wright brotherssuccess?
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