Complete the Words
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Cosmology is the study of how the universe began, changed over time, and might evolve in the future. Scientists exa stars, pla, and gala using observ and mod to desc cosmic eve. One wid accepted id is the big bang, wh suggests the universe started from a single point and has been expanding ever since. Ongoing research helps improve our understanding of space, time, and the forces shaping the cosmos, revealing new discoveries about the vast universe.
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参考答案：mine nets xies ations els ribe nts ely ea ich