Users practicing this topic

Post date	Users	Rates	Content
2018-10-19	Mroza	76	Check this topic
2019-09-26	r.mahdavi70@gm…	73	Check this topic
2019-03-06	jeyjey	75	Check this topic
2019-05-30	toefl 2019	73	Check this topic
2018-12-01	toeflbeginner	80	Check this topic
2018-11-22	anoynimus	83	Check this topic
2020-01-17	nusybah	80	Check this topic
2018-11-02	mnoor	71	Check this topic
2019-09-11	mugdha01	80	Check this topic
2019-10-01	Apolytos	61	Check this topic
2019-02-18	coredroid0401@…	71	Check this topic
2019-08-18	Monster_Miu	86	Check this topic
2018-12-13	Mohammed AlKhars	73	Check this topic
2017-10-14	wsxedc	71	Check this topic
2019-04-04	ayush.rga	81	Check this topic

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