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Band 6

The diagrams below show the design for a wave-energy machine and its location. Summarise 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. Summarise the information by selecting and reporting the main features and make comparisons where relevant.
#diagrams #show #design #wave-energy #machine #location #summarise #information #features #comparisons
The diagrams illustrate the layout of a
wave-energy
 machine and possible options for its Installation. (15) The design of the
wave-energy
 machine consists of two chambers. The lower
chamber
 is placed
under water
Correct your spelling
underwater
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 and has a large hole on one side. The upper
chamber
 has two turbines located inside the
chamber
 and an electric generator is installed on the outside. When water
waves
 enter the lower
chamber
, it pushes the
air
 towards
upper
Add an article
the upper
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chamber
.
This
air
 is used to drive the two turbines which
then
 run the
electric
Replace the word
electricity
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 generated attached
with
Change preposition
to
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 them. The
air
 leaves the design system through
Correct article usage
the top
show examples
Add an article
the top
show examples
top
Correct article usage
the top
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 end. When the
waves
 leave the system, more
air
 is pulled inside from
top
Correct article usage
the top
show examples
, and the cycle is repeated.
On the other hand
, if
wave-energy
Correct article usage
a wave-energy
show examples
 setup is mounted in
deep
Correct article usage
a deep
show examples
 sea where the water
waves
 are large, it generates high output but it is expensive.
Whereas
,
reverse
Add an article
the reverse
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 is true when installed in a shallow sea where the
waves
 are small. (144)
Thus
,
wave-energy
Add an article
the wave-energy
show examples
 machine has a simple working principle and is possible to install
it
Correct pronoun usage
apply
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at
low
Correct article usage
a low
show examples
 cost. (17)
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Basic structure: Change the third paragraph.
▼
Vocabulary: Replace the words wave-energy, chamber, waves, air with synonyms.
▼
Vocabulary: Only 3 basic words for charts were used.
▼
Vocabulary: The word "waves" was used 4 times.
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Vocabulary: Use several vocabularies to present the data in the third paragraph.
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