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

The diagram illustrates the way a hydroelectric power station can produce

electricity

.

Overall

, there are two process

cycle

Fix the agreement mistake

cycles

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distributed in

a

Correct article usage

the

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day

and

night

stages

. The

water

flows

downward in the

day

,

while

the

Change preposition

in the

show examples

night

stage

is

Unnecessary verb

apply

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the

water

flows

back. In the beginning

stages

of the

day

, the

water

from a river

detain

Wrong verb form

is detained

show examples

in the high-level reservoir. Afterwards, the dam can be

open

Wrong verb form

opened

show examples

and the

water

flows

to generate

electricity

.

Then

, the

electricity

stored

Add a missing verb

is stored

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by

generator

Add an article

the generator

a generator

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. Next stage, the power station distributed

electricity

to the national grid by power lines. In the

last

, the

water

stored

Add a missing verb

is stored

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by the

low level

Add a hyphen

low-level

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reservoir.

On the other hand

, the

water

in the

night

stages

flows

back to start to the first position on the

day

stages

.

Moreover

, the turbine pumped back the

water

to a

high level

Add a hyphen

high-level

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reservoir

while

closed during

night

Add an article

the night

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. The

water

is stored in the up level and

flows

down again.