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【单选题】
Bats are able to maneuver in the dark even if they are blindfolded. However, if their ears are taped shut they cannot find their way. Bats emit very high pitched sound waves through their nostrils. The reflection of these sound waves reaching their sensitive ears enables bats to avoid obstacles. In this way they can capture even very tiny insects. Many bats prefer to eat fruit than insects.A.
Bats are able to maneuver in the dark even if they are blindfolded.
B.
However, if their ears are taped shut they cannot find their way.
C.
Bats emit very high pitched sound waves through their nostrils.
D.
The reflection of these sound waves reaching their sensitive ears enables bats to avoid obstacles.
E.
In this way they can capture even very tiny insects.
F.
Many bats prefer to eat fruit than insects.
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举一反三
【简答题】虚拟现实技术具有的3个特征:()、交互性和想象性
【简答题】虚拟现实技术的特征有 、 、 和 。
【单选题】虚拟现实技术所具有的最突出3“I”特征是指:交互性(Interactivity)、构想性(Imagination)和( )
A.
即时性(Instantaneity)
B.
沉浸感(Immersion)
C.
不可触摸(Intouchable)
D.
创新性(Innovation)
【简答题】虚拟现实技术具有( )、( )和( )三个突出特征。
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