IELTS Writing Correction Service
Writing Samples
Band 5.5

The diagram below shows how electricity is generated in a hydroelectric power station. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

The diagram below shows how electricity is generated in a hydroelectric power station. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.
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The diagram shows how
water
Use synonyms
 is used to generate electricity in a hydroelectric power station.
Overall
Linking Words
, the use of
water
Use synonyms
 is different during the
Use synonyms
day
Correct your spelling
daytime
show examples
time
Use synonyms
 and the
night
Correct your spelling
nighttime
show examples
time
Use synonyms
.
Water
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 from the river is blocked by a dam and stored in a high-level
reservoir
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. At the bottom of the dam, the intake is opened during the
day
Use synonyms
while
Linking Words
 it is
being
Unnecessary verb
apply
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closed at night. In the
Use synonyms
day
Correct your spelling
daytime
show examples
time
Use synonyms
, once the intake is opened, the
water
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 flows into a tunnel and goes down to the power station. The force of the falling
water
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 makes the turbines
spinning
Wrong verb form
spin
show examples
, activating the generator
while
Linking Words
 the
water
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 keeps going to a
lower level
Add a hyphen
lower-level
show examples
reservoir
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.
Then
Linking Words
, the electricity generated is transmitted to the national grid via power lines. In the night
time
Use synonyms
,
water
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 from the lower level
reservoir
Use synonyms
 flows back into the turbines
then
Linking Words
 pumped to flow the
water
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 back into the high-level
reservoir
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 through the same tunnel that
water
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 flows in the
day
Use synonyms
time
Use synonyms
.

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Linking words: Don't use the same linking words: "while".
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Basic structure: Change the second paragraph.
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Basic structure: Change the fourth paragraph.
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Vocabulary: Rephrase your introduction. Words match: 75%.
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Vocabulary: Replace the words water, day, time, reservoir with synonyms.
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Vocabulary: Rephrase the word "shows" in your introduction.
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Vocabulary: Only 5 basic words for charts were used.
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Vocabulary: The word "goes" was used 2 times.
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Vocabulary: The word "goes" was used 2 times.
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Vocabulary: Use several vocabularies to present the data in the second paragraph.
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Vocabulary: Use several vocabularies to present the data in the fourth paragraph.
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Topic Vocabulary:
  • hydroelectric power station
  • reservoir
  • potential energy
  • mechanical energy
  • electrical energy
  • turbine
  • generator
  • renewable energy
  • fossil fuels
  • emissions
  • power lines
  • gate-controlled tunnels
  • gravity-driven
  • transformation
  • clean energy source
  • sustainable
  • recycled water
  • mountainous area
  • activate
  • transmit
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