Monthly Price Changes of Three Metals in 2014

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.

Cambridge IELTS 18 Academic Test 4 Writing Task 1 visual

Annotated response

10 correction notes

Showing 10 correction notes.

The chart displays the monthly average of three different metals over the course of 2014.

Overall, while the prices of nickel and copper showed a general downward trend, zinc experienced a moderate increase. Among the three, nickel exhibited the most dramatic fluctuations throughout the year.

In the first half of the year, nickel prices saw the . Starting at a sharp increase of 6% in January, the figure plunged rapidly, dropping to 1% in March and then reaching a low of -3% in June. Copper, by contrast, showed a more stable pattern , beginning at 2% in January and gradually falling to around -0.5% by June. Zinc peaked in February at 3%, slightly higher than its January level of about 1%, before declining steadily to -1% in June. In April, both copper and nickel prices remained unchanged, whereas zinc continued its downward trend.

Between June and October, all three metals followed a broadly similar trajectory . In July, copper and nickel prices rebounded , , while zinc saw a modest improvement to -0.5%. Prices for all three metals then remained constant until September, followed by a slight drop of between 0.5% and 1% in October. In the final months of the year, from October to December, nickel prices plateaued , while copper and zinc recovered. By December, zinc registered the highest increase at approximately 2%,

Overall assessment

Why this response received Band 8.0

The response is a well-organised, data-accurate account of the graph with a clear overview and effective comparisons across the three metals. Its strongest aspect is the flexible, precise language used to describe trends, while the main limitation is a small number of imprecise readings, such as the treatment of nickel's movement in the final months.

IELTS criteria

How each score was decided

Task Achievement

8.0

The response covers all key stages of the year with a clear overview of contrasting trends and mostly accurate data, though a few details such as nickel plateauing from October and the exact December figures are slightly imprecise.

Coherence and Cohesion

8.0

Ideas progress logically through the year with well-managed cohesive devices and clear paragraphing linking the first half, mid-year, and final months.

Lexical Resource

8.0

Vocabulary is flexible and precise for describing change, using items like 'plunged', 'rebounded', and 'plateaued' with good awareness of style and collocation.

Grammatical Range and Accuracy

8.0

A wide range of structures, including contrastive and participle constructions, is used with strong control and only occasional minor slips such as spacing before punctuation.