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To estimate the expansion rate of the universe is a notoriously difficult problem because there is a lack of a single yardstick that all distances can be measured by.
- ATo estimate the expansion rate of the universe is a notoriously difficult problem because there is a lack of a single yardstick that all distances can be measured by
- BEstimating the expansion rate of the universe is a notoriously difficult problem because there is no single yardstick by which all distances can be measured
- CBecause there is a lack of a single yardstick to measure all distances by, estimating the expansion rate of the universe is a notoriously difficult problem
- DA notoriously difficult problem is to estimate the expansion rate of the universe because a single yardstick is lacking by which all distances can be measured
- EIt is a notoriously difficult problem to estimate the expansion rate of the universe because by no single yardstick can all distances be measured
- 求问各位 上面这道题 麻烦大家解释一下思路 正解 B
- 因为我看到这种全部划线的句子就有点懵然后还得花个两秒钟镇静一下,再开始看句子,感觉还得多练习!
- 这道题其实我说不出什么知识点,凭“感觉”排除了 A C D,但是B E让我觉得都可以,然而我还是选了E.......
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