Grammatical Range and Accuracy is one of the four scoring criteria, worth 25% of your IELTS Writing score.
Limited range, frequent errors
"The population increase. It have many reason."
Mixed accuracy, some errors
"The population has increased. This is because many people have migrated."
Good range, mostly accurate
"The population has increased significantly due to migration patterns and birth rates."
Full range, rare minor errors
"The population has increased substantially, a trend that can be attributed to both migration and natural growth."
Master these 10 essential grammar topics to boost your band score.
IELTS requires you to use a variety of tenses appropriately, especially when describing trends and changes over time.
Common Tenses in IELTS:
✅ Correct:
"The population has increased significantly over the past decade."
❌ Incorrect:
"The population increased significantly over the past decade."
Article errors are among the most common in IELTS. Understanding when to use definite and indefinite articles is crucial.
✅ Correct:
"The population of the UK has reached 67 million."
❌ Incorrect:
"Population of UK has reached 67 million."
💡 Tip:
Use "the" when both speaker and listener know what is being referred to, or when there is only one of something.
Avoid these frequent errors that can lower your band score.
❌ Wrong:
The number of students increase every year.
✅ Right:
The number of students increases every year.
❌ Wrong:
Students should study more hours.
✅ Right:
The students should study more hours. / Students should study more hours. (both acceptable)
❌ Wrong:
Last year, the population increases.
✅ Right:
Last year, the population increased.
❌ Wrong:
Depends of the government.
✅ Right:
Depends on the government.
❌ Wrong:
Not uncommon to see this.
✅ Right:
It is common to see this.
Demonstrate grammatical range by using a variety of sentence structures.
Subject + Verb + Object
"The population increased."
Stating facts clearly
Simple + Coordinating conjunction + Simple
"The population increased, and the economy grew."
Showing equal importance
Main clause + Subordinate clause
"Although the population increased, the birth rate declined."
Showing cause/effect, contrast
Multiple clauses combined
"The population increased, but the birth rate declined, which caused concern."
Sophisticated expression
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IELTS Writing Complete Guide
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Sample Essays
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Essay Templates
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Grammar Guide
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Vocabulary Guide
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