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. 3

Given is a diagram

depicts

Wrong verb form

depicting

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hydroelectric

Correct article usage

the hydroelectric

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power station’s technique of generating electricity.

Overall

, there are some stages and equipment in a man-made, linear process. The whole procedure starts with using a river to generate electricity and ends with a

low

Add a hyphen

low-level

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level

reservoir

.

Firstly

, it is apparent that the manufacturing begins with a river which leaks to a high-

level

reservoir

. The

reservoir

is closed with a dam. Intake to

this

water

is open

in

Change preposition

during

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the day and

close

Wrong verb form

closed

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in

Change preposition

at

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the

Correct article usage

apply

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night. Afterwards, the flow of aqua is

using

Wrong verb form

used

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for generating hydro in the day.

Next,

in a power

station

Add a comma

station,

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H2O passes through reversible turbines which are

using

Wrong verb form

used

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for

generator

Correct article usage

the generator

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.

It is clear that

the received energy goes to power lines, after use for

national

Add an article

the national

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grid.

A

Remove the article

Water

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water

which is used for static discharge in a

low

Add a hyphen

low-level

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level

reservoir

. Following these,

a

Remove the article

apply

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water

in the

low

Add a hyphen

low-level

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level

reservoir

outflow backwards at night. The flow of

water

is

pumping

Wrong verb form

pumped

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into

high-

Correct your spelling

a high-level

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level

reservoir

at night. The same operation proceeds in a reverse order.