You may use any reference materials you need to answer the quiz.
回答这些问题时，你可以参考任何资料。
Answer: It will be like this if the Reference System is really broken.
如果真正能够打破了参照系，那就是这个样子。
Then find out the difference between your answer and the answer given by reference books.
然后找出你的答案和参考书中给出的答案之间的差异。
Then find out the difference between your answer and the answer given by reference books.
然后找出你的答案和参考书中给出的答案之间的差异。
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