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| "Maybe volcanos killed the dinosaurs. The smoke from the volcanos could have made the sky dark for a long time. Then the sun wouldn't come out, and the plants wouldn't grow. The dinosaurs would have nothing to eat." |
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| "Maybe volcanos killed the dinosaurs. The smoke from the volcanos could have made the sky dark for a long time. Then the sun wouldn't come out, and the plants wouldn't grow. The dinosaurs would have nothing to eat." |
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| "The asteroids probably killed the dinosaurs. Asteroids made big waves and lots of dust." |