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2018-12-01	toeflbeginner	80	Check this topic
2019-08-28	Shayooooon	80	Check this topic
2018-12-13	Mohammed AlKhars	73	Check this topic
2019-01-09	Claire Ying	60	Check this topic
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Topic title: At the end of the Triassic period 200 million years ago, there was a mass-extinction event that caused the extinction of more than half of all living species. It was this extinction event that allowed dinosaurs to become the dominant species for the next

Topic category: Integrated TOEFL Writing