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2019-07-13	Herrypatell	100	Check this topic
2019-12-25	Shivam7090	56	Check this topic
2019-05-24	AydaShah	67	Check this topic
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2017-05-16	M2121	88	Check this topic
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2018-08-13	hohadang99	78	Check this topic
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2019-06-11	YongHyun	56	Check this topic

Topic title: The diagram below shows how a central heating system in a house works.Summarise the information by selecting and reporting the main features, and make comparisons where relevant.You should write at least 150 words.

Topic category: IELTS Writing Task I - IELTS Academic