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2019-10-03	aldovega0516	3	Check this topic
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2016-09-07	heidary-222	70	Check this topic
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2018-05-14	alylmaz	78	Check this topic

Topic title: Private collectors have been selling and buying fossils, the petrified remains of ancient organisms, ever since the eighteenth century. In recent years, however, the sale of fossils, particularly of dinosaurs and other large vertebrates, has grown into a

Topic category: Integrated TOEFL Writing