The diagram below shows how a biofuel called ethanol is produced.

The process illustrates the production of a biofuel which is called ethanol.

Overall

Linking Words

,it can be seen that several steps are included, like growing plants and chemical processing, to produce ethanol.

Initially

Linking Words

, carbon

deoxide

Correct your spelling

dioxide

and sunlight are two essential energy sources which help the plants and trees to grow

Change preposition

show examples

farmland. After the plants are grown sufficiently, they are

then

Linking Words

harvested and sent to the factory for the rest of the process. At

this

Linking Words

point, some pre-processing activities are done on the raw material by some special means, in order to break the plant molecules

Change preposition

into

show examples

cellulose. The cellulose is

then

Linking Words

sent to a laboratory, where some chemical reactions are applied. After chemical processing, a variety of sugars is produced.

Subsequently

Linking Words

, some special microbes are added to the sugar, and at

this

Linking Words

point, ethanol is produced as a microbial

biproduct

Correct your spelling

byproduct

Finally

Linking Words

this

Linking Words

biofuel is used in different vehicles like cars, trucks, and aeroplanes.

bahram.azizzade

Jan 28, 2025

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Conclusion: The conclusion is too long.

Introduction: The chart intro is missing.

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Basic structure: Change the third paragraph.

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Introduction: The chart intro is missing.

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Vocabulary: Rephrase the word "undefined" in your introduction.

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Vocabulary: Only 1 basic words for charts were used.

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6
Linking words
meeting the goal of 7 or more
0
Word repetition
meeting the goal of 3 or fewer
4
Grammar mistakes
detected issues

0123456789.0505

Overall Band Score

Coherence and Cohesion: 4.0

Logical structure

Single idea per paragraph

Introduction & conclusion present

Accurate linking words

Variety in linking words

Lexical resource: 4.0

Varied vocabulary

Accurate spelling & word formation

Grammatical Range: 6.0

Mix of complex & simple sentences

Clear and correct grammar

Task Achievement: 4.0

Complete response

Suitable writing tone

Appropriate word count

3 paragraphs

152 words

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Topic Vocabulary:

biomass
ethanol
fermentation
microorganisms
yeast
carbon dioxide
distillation
purification
dehydration
raw materials
storage
distribution
renewable energy
greenhouse gas emissions
sustainable fuel
concentration
impurities
alcohol content
crop growth
conversion process

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The diagram below shows how a biofuel called ethanol is produced.

In many workplaces, online communication is now more common than face-to-face meetings. Do the advantages of this trend outweigh the disadvantages?

In the future, nobody will buy printed newspaper or books because they will be able to read everything they want online without paying. To what extent do you agree or disagree with this statement?

Some people think that people who chose a job early and keep doing are more likely to get satisfying career life than those who frequently change jobs. To what extent do you agree or disagree?

Some people believe that studying at university or college is the best route to a successful career. While others believe that it is better to get a job straight after school. Discuss both views and give your opinion.

Due to increasing world demands for oil and gas energy, people need to look for new sources of energy in remote and untouched natural places. Do the advantages of locating these sources outweigh the disadvantages