Users practicing this topic

Post date	Users	Rates	Content
2018-07-13	Beex	80	Check this topic
2019-07-03	Amin1990	87	Check this topic
2016-09-04	vhb	73	Check this topic
2017-02-27	toeflibt.ara	80	Check this topic
2018-07-13	Beex	85	Check this topic
2017-12-23	danae27	85	Check this topic
2017-10-10	AR1	70	Check this topic
2017-05-24	archimo	60	Check this topic
2018-08-03	Aftab1	60	Check this topic
2018-08-03	Aftab1	60	Check this topic
2018-08-17	mahdithry	80	Check this topic
2016-09-16	Hanako	86	Check this topic
2017-08-24	kasra	73	Check this topic
2017-08-13	usoulo1	88	Check this topic
2017-11-09	fahim135	70	Check this topic

Topic title: Starting in the 1960s and continuing until the 1980s, sailors in Russian submarines patrolling the North Alantic and Arctic Ocean would occasionally hear strange sounds. These underwater noises reminded the submarine crews of frog croaks, so they called t

Topic category: Integrated TOEFL Writing