The diagram below shows a simple system tha turns dirty water into clean water. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

The system illustrates a way

change

Fix the infinitive

to change

show examples

polluted

water

to drinkable can

be use

Change the verb form

be used

show examples

water

-filter assembly.

First,

the system has the

drum

and

barrel

and it put

on

Change preposition

apply

show examples

next to each other

which

Correct pronoun usage

apply

show examples

the top

the

Change preposition

of the

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barrel

is higher than the

storage

drum

.The above

storage

dum is linked with

storage

Correct article usage

the storage

show examples

drum

by a pipe that runs from the bottom of the plastic

barrel

into the side of the

drum

.

Second,

the above

storage

drum

has

into

Change preposition

apply

show examples

sand

Add an article

the sand

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, charcoal and gravel

was

Correct your spelling

as

show examples

the filter and to the bottom of the

drum

and the top of the pipe is a tap. To

be starting

Wrong verb form

start

show examples

, the dirty

water

is poured into the

barrel

.

Then

, the

water

would go the filter and up the pipe into the

drum

, when the tap in the

drum

is turned on, drinkable comes out. The diagram shows how

fitering

Correct your spelling

filtering

durty

Correct your spelling

dirty

water

turns drinkable.