Grammatical Range and Accuracy is one of the four key criteria used to assess IELTS Writing tasks. It measures a candidate's ability to use a variety of grammatical structures and to do so accurately. This includes the use of simple and complex sentences, correct tense usage, subject-verb agreement, and appropriate punctuation.
Importance in IELTS Writing
- Variety: Examiners look for a mix of sentence types, such as simple, compound, and complex sentences. Using only basic structures may limit your score.
- Accuracy: Frequent grammatical errors can make writing hard to understand and reduce clarity. Minor errors that do not affect meaning are less serious, but consistent mistakes can lower the band score.
- Band Descriptors: According to public IELTS Writing band descriptors, higher scores require both a wide range of grammatical structures and a high level of accuracy.
Example
- A candidate writes: "People should recycle more. It helps the environment. Recycling reduces waste." This uses only simple sentences. To show greater range, the candidate could write: "People should recycle more because it helps the environment, and by recycling, we can significantly reduce waste." This version demonstrates both range and accuracy.
Developing grammatical range and accuracy is essential for achieving a higher band score in IELTS Writing, as it directly affects how clearly and effectively ideas are communicated.









