Users practicing this topic

Post date	Users	Rates	Content
2019-10-12	SHARMIN AKTAR	90	Check this topic
2018-05-29	Anitabtz	70	Check this topic
2017-03-01	HamdyTawfeek	80	Check this topic
2018-10-06	ali rouhani	71	Check this topic
2017-11-27	raniamekhaiel	78	Check this topic
2017-07-26	ying.ma	70	Check this topic
2019-09-05	zhrnrz-1992	81	Check this topic
2018-04-12	Elena Cristina	88	Check this topic
2018-03-23	carolinaviik	85	Check this topic
2018-10-25	Fifi13	76	Check this topic
2018-04-23	mari122	60	Check this topic
2018-09-21	SOUMEDHIK	73	Check this topic
2018-07-30	rahul chauhan	73	Check this topic
2016-07-23	12 3	60	Check this topic
2018-07-13	Valeria1949	80	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