IELTS Writing Correction Service
Writing Samples
Band 6

The diagrams below show the design for a wave-energy machine and its location. Summarize the information by selecting and reporting the main features and make comparisons where relevant.

The diagrams below show the design for a wave-energy machine and its location. Summarize the information by selecting and reporting the main features and make comparisons where relevant.
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The diagram illustrates the basic principle involved in a wave-energy
machine
Use synonyms
. For the installation of
this
Linking Words
machine
Use synonyms
,
know-how
Add an article
the know-how
show examples
 of the nature of the
waves
Use synonyms
 is very essential.
This
Linking Words
 instrument helps us produce tremendous amounts of energy from ocean
waves
Use synonyms
.
Firstly
Linking Words
, the principle involves the placement of the
machine
Use synonyms
 either in
the
Correct article usage
a
show examples
 place that has small
waves
Use synonyms
 or large
waves
Use synonyms
. The process consists of
movement
Correct article usage
the movement
show examples
 of these
waves
Use synonyms
 into the instrument through a narrow opening at the base of the device. As the water level rises, the air present at the top of the water is sucked into another chamber through a minute hole above. The turbines are connected to the electricity generator which generates the electric power from the movement of these turbines by air. The air is in
continuous
Add an article
a continuous
show examples
 flow from being taken into the
machine
Use synonyms
 to being released back into the atmosphere. It is very interesting to note that these machines produce no harmful byproducts and
relies
Correct subject-verb agreement
rely
show examples
 completely on natural forces to produce energy.
This
Linking Words
 process is renewable, thanks to the presence of
abundance
Replace the word
abundant
show examples
 water on Earth.

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Basic structure: Change the third paragraph.
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Vocabulary: Replace the words machine, waves with synonyms.
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Vocabulary: Only 6 basic words for charts were used.
▼
Vocabulary: The word "waves" was used 5 times.
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Vocabulary: Use several vocabularies to present the data in the third paragraph.
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Topic Vocabulary:
  • wave-energy
  • renewable energy
  • electricity generation
  • sustainable
  • offshore
  • machine components
  • energy conversion
  • maritime
  • ecosystem
  • energy efficiency
  • environmental impact
  • marine life
  • flotation device
  • energy potential
  • anchorage system
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