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2019-09-28	S_Daftari	76	Check this topic
2019-09-11	mugdha01	86	Check this topic
2018-09-06	mahsa92	80	Check this topic
2019-10-08	mahan vahab kashi	80	Check this topic
2019-01-03	Ilgar	95	Check this topic
2019-05-30	toefl 2019	68	Check this topic
2018-11-27	Joe Cedillo	80	Check this topic
2018-12-18	joyce05	78	Check this topic
2019-09-11	mugdha01	80	Check this topic
2019-05-31	toefl 2019	75	Check this topic
2019-05-30	toefl 2019	61	Check this topic
2019-05-30	toefl 2019	73	Check this topic
2019-01-09	Yiwen Ma	60	Check this topic
2019-05-09	Malaak	80	Check this topic
2017-10-14	wsxedc	71	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