The line graphs show the size of the ozone hole in the Antarctic and three types of damaging gases that damaged the Antarctic ozone from 1980 to 2000.

The line graphs illustrate changes in the size of the Antarctic ozone hole and the production of three harmful gases, namely Freon, NO2 and H2O2, between 1980 and 2000.

Overall

Linking Words

, the Antarctic ozone hole expanded significantly over the period. Freon production declined sharply after the mid-1980s,

while

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the other two gases showed an

overall

Linking Words

upward trend. In 1980, the Antarctic ozone hole covered about 40,000 square

kilometers

Change the spelling

kilometres

show examples

. Its size increased dramatically to nearly 200,000 by 1990 and

then

Linking Words

grew more moderately to approximately 240,000 square

kilometers

Change the spelling

kilometres

show examples

by 2000. Freon production rose from 150

thousand

Use synonyms

tonnes

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in 1980 to a peak of just over 200

thousand

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tonnes

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in 1985, before falling sharply to nearly 20

thousand

Use synonyms

tonnes

Use synonyms

by the end of the period.

By contrast

Linking Words

, NO2 increased steadily, ending at about 160

thousand

Use synonyms

tonnes

Use synonyms

Similarly

Linking Words

, H2O2,

although

Linking Words

starting from a very low level, rose rapidly to about 80

thousand

Use synonyms

tonnes

Use synonyms

in 2000.

liuyilu24

Jan 3, 2026

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Sentences: Add more complex sentences.

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Linking words: Don't use the same linking words: "overall".

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Vocabulary: Replace the words thousand, tonnes with synonyms.

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Vocabulary: The word "increased" was used 2 times.

▼

Vocabulary: The word "nearly" was used 2 times.

▼

Vocabulary: The word "about" was used 3 times.

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6
Linking words
meeting the goal of 7 or more
2
Word repetition
meeting the goal of 3 or fewer
2
Grammar mistakes
detected issues

0123456789.0505

Overall Band Score

Coherence and Cohesion: 8.0

Logical structure

Single idea per paragraph

Introduction & conclusion present

Accurate linking words

Variety in linking words

Lexical resource: 4.0

Varied vocabulary

Accurate spelling & word formation

Grammatical Range: 6.0

Mix of complex & simple sentences

Clear and correct grammar

Task Achievement: 9.0

Complete response

Suitable writing tone

Appropriate word count

4 paragraphs

151 words

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