Writing Feedback / The charts compare the number of people per household in the UK in 1981 and 2001 [3]

I think you should add sentences that compare the numbers with each other because in the graphs in ielts, the graders often emphasize the comparison, so the score can be higher. In addition, you should replace words with other synonyms to make sentences more diverse

Writing Feedback / A glance at graph provided reveals the individual carbon dioxide emissions in 4 European countries [4]

I think you should add sentences that compare the numbers with each other because in the graphs in ielts, the graders often emphasize the comparison, so the score can be higher. In addition, you should replace words with other synonyms to make sentences more diverse