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Band 9: > The two pie charts below show the proportion of electricity generated from five different sources in a country in 2000 and 2020. > Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

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Image for topic: > The two pie charts below show the proportion of electricity generated from five different sources in a country in 2000 and 2020. > Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

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The image contains two pie charts detailing the sources of electricity generation in a country for 2000 and 2020. In 2000, the sources were: Coal 45%, Gas 20%, Nuclear 15%, Hydropower 12%, and Renewables 8%. In 2020, the sources were: Coal 25%, Gas 28%, Nuclear 10%, Hydropower 12%, and Renewables 25%.

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The two pie charts compare the percentage of energy derived from five different sources in a particular country in 2000 and 2020.

Overall, it is clear from the charts that coal was the predominant source, despite having its share dropped markedly over the two decades. By comparison, both gas and renewables became more important, with the former overtaking coal and emerging as the largest source of energy by 2020. Additionally, while nuclear energy decreased its representation, hydropower remained broadly unchanged.

The percentage of energy from gas and renewables adhered to rising trends, albeit to varying degrees. Among these two, renewables experienced the sharpest increase, accounting for one quarter of electricity generation by 2020. The corresponding share for gas rose from 20% in 2000 to 28% in 2020, becoming the leading source of electricity generation.

Regarding the remaining suppliers, coal accounted for less than half of energy provision, at 45% in 2000, but this figure dropped noticeably to 25% in 2020, to become the second most common source along with renewables. Nuclear energy saw a decrease of a similar extent, down from 15% to 10%. Hydropower, on the other hand, provided the same proportion of energy in both years, at a mere 12%.

Word Count: 202

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Overall Band Score

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Vocabulary Complexity:
C1 - Intricate
Strive to incorporate even richer and more precise language.

Grammar Mistakes: N/A

Vocabulary Repetition:

energy: 7

source: 4

renewables: 4

Try using synonyms for the above words

Task Response

The report effectively addresses the task by comparing the two pie charts and highlighting key trends. The overall structure is clear, with a good overview and detailed paragraphs. Minor inaccuracies, such as stating that gas overtook coal and became the largest source (gas is 28% vs coal 25%, but renewables also 25%), do not significantly detract from the response. To improve, ensure precise language when describing rankings and avoid overgeneralizations. The report could also benefit from a more balanced treatment of all data points, but overall it is well-written and meets the task requirements.

Coherence & Cohesion

The report is exceptionally well-organized and easy to follow. The overview clearly presents the main trends, and the body paragraphs logically group the data by contrasting the rising sources (gas and renewables) with the declining ones (coal and nuclear) and the stable source (hydropower). Cohesive devices such as 'despite', 'by comparison', 'additionally', 'among these two', 'regarding', and 'on the other hand' are used skillfully and naturally, never drawing attention to themselves. Paragraphing is managed effectively, with each paragraph focusing on a distinct aspect of the data.

Lexical Resource

The vocabulary is wide-ranging, precise, and sophisticated. The writer uses a variety of terms to describe changes and proportions, such as 'predominant source', 'share dropped markedly', 'emerging as the largest source', 'adhered to rising trends', 'sharpest increase', 'accounting for', 'dropped noticeably', and 'decrease of a similar extent'. The phrasing is natural and demonstrates full flexibility, with no errors or awkwardness. The lexical choices are appropriate for the task and enhance the clarity of the report.

Grammatical Range & Accuracy

The report demonstrates a wide range of grammatical structures used with full flexibility and control. The writer employs complex sentences with subordinate clauses (e.g., 'despite having its share dropped markedly', 'to become the second most common source along with renewables'), comparative structures (e.g., 'the sharpest increase', 'a decrease of a similar extent'), and varied sentence openings. Punctuation and grammar are used correctly throughout, and there are no errors or lapses. The grammar checker confirms virtually no issues, reflecting excellent accuracy.

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Band 9: > The two pie charts below show the proportion of electricity generated from five different sources in a country in 2000 and 2020. > Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

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Overall Band Score

Task Response

Coherence & Cohesion

Lexical Resource

Grammatical Range & Accuracy

Answers On The Same Topic:

> The two pie charts below show the proportion of electricity generated from five different sources in a country in 2000 and 2020. > Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

> The two pie charts below show the proportion of electricity generated from five different sources in a country in 2000 and 2020. > Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

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