Users practicing this topic

Post date	Users	Rates	Content
2019-06-08	Parisa.rnj	80	Check this topic
2017-10-14	wsxedc	71	Check this topic
2019-09-26	r.mahdavi70@gm…	73	Check this topic
2018-12-13	Mohammed AlKhars	73	Check this topic
2019-10-01	Apolytos	61	Check this topic
2018-12-20	joyce05	70	Check this topic
2019-10-24	p0uya	65	Check this topic
2019-09-18	wacklol	60	Check this topic
2019-05-31	toefl 2019	86	Check this topic
2019-09-11	mugdha01	80	Check this topic
2018-12-13	Mohammed AlKhars	75	Check this topic
2019-05-09	Malaak	80	Check this topic
2016-11-26	SheLaya	83	Check this topic
2019-10-24	Seema Modak	71	Check this topic
2018-11-22	anoynimus	83	Check this topic

Topic title: tpo 39At 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

Topic category: Integrated TOEFL Writing