Pie Chart

Band 5+: The two graphs show the main sources of energy in the USA in the 1980s and the 1990s.

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Image for topic: The two graphs show the main sources of energy in the USA in the 1980s and the 1990s.

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The image contains two pie charts comparing the sources of energy in the USA for 1980 and 1990. In 1980, Oil accounts for 42%, Natural Gas 26%, Coal 22%, Hydroelectric Power 5%, and Nuclear Power 5%. In 1990, Oil represents 33%, Natural Gas 27%, Coal 25%, Hydroelectric Power 5%, and Nuclear Power 10%.

Given the complexity of the image, the above description may not be entirely accurate.

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The given diagrams illustrate the changes in the quantity of energy produced from several resources in a nation in 1985 and 2003. It can be observed that the highest trend like Natural Gas, Coal and Other renewable while the decreasing was Oil, Nuclear and Hydrogen.

In development trend, Natural Gas had the highest with 13 percent in 1985 and increased nearly a quarter in 2003. Coal was the second highest around 8 percent in 1985 and climbing to 13% in 2003. The last was Other renewable, with about 1 percent in 1985 and increased slightly to 4 percent in 2003.

The lowest trend was Oil, which was just over half in 1985 and decreased to 39 percent in 2003. The second was Nuclear when got 22 percent in 1985 but decreased around 17 percent. Hydrogen remained relatively unchanged at 4 percent from 1985 to 2003.

Word Count: 145

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Overall Band Score

5.5

(+/- 0.5)

Vocabulary Complexity:
B1 - Intermediate
Using more sophisticated words could be beneficial.

Grammar Mistakes: N/A

Vocabulary Repetition:

percent: 8

highest: 3

trend: 3

Try using synonyms for the above words

Task Response

The report provides a good overview of the changes in energy production, but it misses some key details and makes some inaccuracies. For example, the report mentions 'Hydrogen' as a source of energy, which is not present in the provided description. The report also does not mention the specific percentage changes for each energy source, which would be helpful for a complete analysis. The report falls short of the required 150 words.

Coherence & Cohesion

The report is generally well-organized, but the flow of information could be improved. The use of phrases like 'highest trend' and 'lowest trend' is not very clear and could be replaced with more precise language. The report also lacks clear transitions between paragraphs, making it slightly difficult to follow the progression of ideas.

Lexical Resource

5.5

The report uses a good range of vocabulary, but some choices are not entirely accurate or appropriate. For example, 'Other renewable' is not a specific energy source and could be replaced with a more precise term. The report also uses some repetitive phrases, which could be varied for a more sophisticated style.

Grammatical Range & Accuracy

4.5

The report contains several grammatical errors, which affect the overall clarity and fluency. The use of tenses is inconsistent, and there are some errors in subject-verb agreement. The report also lacks variety in sentence structure, which could be improved by using more complex sentence constructions.

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