Band 4.5 IELTS Writing Task 1 Model Answer
Overall Band Score: 4.5 · Cambridge IELTS 18 · 2026-11-09
IELTS Writing Task 1 question
The graph below shows the average monthly change in the prices of three metals during 2014.
Summarise the information by selecting and reporting the main features, and make comparisons where relevant.
Average monthly change in prices of copper, nickel and zinc (2014)
Student answer (Band 4.5)
The line graph illustrates the average monthly change in the prices of three metals(copper,nickel,zinc)during 2014.
Overall it is clear that,most of the time changr price in metals of nickel and the second highest accounted for copper.Finally,least percentage of change metal zinc.
Looking at the details,Nickel is the highest proportion of change price,begun year picked at 60% to continusly declined june month approximately -30% decrese after end of the month increased 10%.The second highest proportion of metals zinc starting period only 10% of monthly price change,will feburary month significant improve 30% price changeing,after continusly decline again rise to stable 3 months finally picked at 20%.Turing the final point,copper beging month 20% to end of the month reached at 1.5% in price change.
In summary,most of the time price changed in nicle,the second price exchange for zinc.The last copper is the lowest proportion change in price compared with previous month.
AI examiner evaluation
| Criterion | Band |
|---|---|
| Task Achievement / Task Response | 3.5 |
| Coherence and Cohesion | 5.0 |
| Lexical Resource | 5.0 |
| Grammatical Range and Accuracy | 4.5 |
| Overall | 4.5 |
Task Achievement / Task Response: Band 3.5
You identify the graph’s subject and attempt to compare the metals, but the main features are not reported accurately or clearly enough. For example, nickel begins at about 6%, not 60%, and falls to around -3% in June; copper is generally lower than zinc for much of the year, rather than the “second highest” as your overview suggests. The final summary also conflicts with the earlier account by calling copper the lowest, while the overview says zinc is lowest. The response is 139 words, below the required 150, and this limits the development of the report. Select the key peaks, falls and year-end values, and check each comparison against the graph.
Coherence and Cohesion: Band 5.0
There is some organisation: you introduce the graph, provide an overview, then discuss details and add a concluding sentence. This gives the reader a basic framework. However, progression within the detail paragraph is difficult to follow, and the final “In summary” repeats rather than clarifies the overview. Linking expressions such as “after” and “finally” are used, but the sequence they signal is sometimes unclear, as in “after end of the month increased 10%.” Separate the metals into clearer sections or paragraphs, and describe each series in chronological order. Ensure that the overview and conclusion present the same comparison so the report has a consistent line of development.
Lexical Resource: Band 5.0
You use some task-related vocabulary, including “monthly change,” “percentage,” “declined,” and “increased,” so the topic is recognisable. However, the range is limited and several word choices or collocations make the meaning unclear: “highest proportion of change price,” “significant improve,” and “price exchange” are not natural ways to describe the data. Spelling errors such as “continusly,” “feburary,” and “nicle” also reduce clarity. Use precise terms for movement and values, such as “rose,” “fell,” “reached a low,” and “percentage change,” and check spelling carefully. Avoid repeating “proportion” when describing changes in prices.
Grammatical Range and Accuracy: Band 4.5
The response attempts some longer sentence forms, including descriptions of changes over time, but control is weak and many sentences are difficult to interpret. For instance, “Nickel is the highest proportion of change price,begun year picked at 60%” lacks a clear grammatical structure, while “after end of the month increased 10%” has no clear subject. Articles and prepositions are often missing, and verb forms shift awkwardly between “starting,” “will,” and “increased.” Punctuation is also inconsistent, with missing spaces after commas and no spaces before parentheses. Build shorter, complete sentences first, using a clear subject and verb, then add time clauses such as “After falling to…”.
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