GMAT 考满分题库

- 语法SC -

In the famous thought experiment that inspired the theory of relativity, Einstein asked himself whether a beam of light would look the same to an observer moving alongside the beam at the same speed as an observer who was stationary.

显示答案
正确答案: B

讨论题目 或 发起提问

|

题目讨论

  • 按热度
  • 按顺序

最新提问