There are two line chart diagrams to display two trends which are the percentage of using electrical devices in households and the number of hours of domestic work each week.

There are two line

chart

diagrams to display two trends which are the

percentage

of using electrical devices in households and the number of hours of domestic work each week. For the first diagram,it is obvious that the

percentage

of using vacuum cleaners in householders

was

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apply

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gradually climbed from 1920.And it is clear from the data that the

percentage

of using refrigerators in domestic electrical equipment appeared

a

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to a

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dramatic increase,and it increased nearly by 100

percent

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per cent

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. It is

noticing

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noticeable

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that the

percentage

of using all electrical devices which appear in the

chart

had shown a trend of slowly uplifting from 1920 to 2019.

For the

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The

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last

chart

,

this

diagram shows the number of hours of housework each week from 1920.It is explicitly observed that there existed a gradually decreasing.

Furthermore

, there

were

Correct subject-verb agreement

was

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drop

Correct article usage

a drop

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exactly

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of exactly

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a half. In conclusion , the first line

chart

diagram appears the trend of going up.And the second

chart

,we can see the

percent

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percentage

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of using hours of housework

were

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slightly went down from 1920

and

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to and

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next

to

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apply

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100 years.