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It was not until 1995 that a planet beyond our solar system was first sighted, a discovery that greatly excited astronomers. Many had supposed that the processes that gave rise to our solar system were not (i)_____, and that there were other planets in the universe. Now, observations had (ii)_____.
- caught up with belief
- provided grounds for skepticism
- put assumptions to the test
unique , caught up with belief 显示答案