Which of the following is NOT true of what is mentioned about the winged robot in the second paragraph? How did the robot behav

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问题 Which of the following is NOT true of what is mentioned about the winged robot in the second paragraph?
How did the robot behave at the beginning of the test?

选项 A、It rotated its wings through 90 degrees.
B、It twitched but gradually gained height.
C、It was twitched and broke down.
D、It landed not long after the test.

答案B

解析 第三段描述了机器人如何学习飞行的过程。第一句和第二句是问题的答案。
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