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Tue, 01/14/2020 - 01:58	Kien Vu	73	Check this topic
Tue, 01/14/2020 - 01:57	Kien Vu	73	Check this topic

Topic title: The graph below shows the pollution levels in London between 1600 and 2000. The pollution levels are measured by Sulfur Dioxide and Smoke micrograms per cubic metre.Summarise the information by selecting and reporting the main features, and make compariso

Topic category: IELTS Writing Task I - IELTS Academic