Process Diagram

Band 4+: The diagram below shows how ethanol fuel is produced from corn

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Image for topic: The diagram below shows how ethanol fuel is produced from corn

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The image consists of a circular diagram with eight stages showing the ethanol production process from corn. The stages are numbered from 1 to 8, starting with corn, then moving to storing, milling, cooking with water for 4 hours, fermenting for 48 hours, separating liquid from solid by-product, purifying ethanol for 5 hours, and ending with storing and gas station. Each stage is represented by a line drawing of the respective process or machinery involved.

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

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The provided diagram illustrates the process of ethanol manufacture from corn for sale in various market.

The first stage of ethanol production, corns are picked. At the second stage, grinding the corn. After that add water in to the corn powder and mix them. After corn powder cooked they are taken to ferment in fermenting room. At the fifth step in the process, the fermented corn powder will be divided into solid and liquid, if they are in solid form, they will become the final product. In another hand, the substances are liquid, they will be a few additional steps. Make them into the purging ethanol. The penultimate step, the corn is dry before packed into cases. Finally, export them to various shop.

Overall, it is clear from the diagram that there are nine stage in the ethanol production from corn. The process begins with harvesting of corn, ends at packing and exporting stage.

Word Count: 154

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Overall Band Score

4.5

(+/- 0.5)

Vocabulary Complexity:
B2 - Upper Intermediate
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Grammar Mistakes: N/A

Vocabulary Repetition:

ethanol: 4

stage: 4

process: 3

powder: 3

Try using synonyms for the above words

Task Response

The report attempts to describe the ethanol production process but contains significant inaccuracies and omissions. The description of the stages is unclear and sometimes incorrect, leading to a lack of coherence. The overview is also inaccurate, misstating the number of stages. To improve, focus on accurately describing each stage of the process in a clear and logical sequence. Ensure the overview correctly summarizes the entire process.

Coherence & Cohesion

The report lacks clear organization and transitions between stages, making it difficult to follow the process. Paragraphing is not effectively used to group related steps. Use cohesive devices (e.g., 'subsequently,' 'following this') to link the stages more smoothly. Group related stages into coherent paragraphs to improve flow.

Lexical Resource

The vocabulary used is basic and lacks precision. There is limited use of specific terms related to the ethanol production process. Incorporate more precise vocabulary related to the process (e.g., 'distillation,' 'by-products,' 'fermentation tanks'). Avoid informal language ('taken to ferment').

Grammatical Range & Accuracy

The report contains numerous grammatical errors, including incorrect verb tenses, subject-verb agreement issues, and incorrect article usage. Sentence structures are simple and repetitive. Vary sentence structures to include complex sentences and use correct verb tenses and subject-verb agreement. Proofread carefully to eliminate grammatical errors.

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