Writing Task 2: Argumentative Essays
Learn to craft well-structured essays for IELTS Writing Task 2, focusing on argument development and cohesion.
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Developing Ideas and Examples
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Developing Ideas and Examples — Writing Task 2 (Argumentative Essays)
"You can have a brilliant position, but if your ideas are like soggy chips, nobody's impressed."
Alright, you've already mastered structuring an argument and writing coherent paragraphs — remember those tidy PEEL skyscrapers from Position 3 and Position 4? Good. Now we upgrade from tidy to irresistible: this lesson teaches you how to develop ideas so they actually persuade, using examples that feel inevitable, not invented on the spot.
Why this matters (no fluff)
Most IELTS examiners are asking one question, quietly and relentlessly: Does the writer know what they're talking about and can they explain it clearly? A strong thesis plus weak, vague support = meh band score. Solid, specific development = clarity, depth, and convincing argumentation.
Think of ideas as seeds and examples as soil, water, and sunlight. Without concrete nourishment, your seeds won't grow into the lush trees that fetch band 8+.
The anatomy of a fully developed idea
Use this as your mental checklist every time you write a body paragraph:
- Point — A clear topic sentence that signals the claim.
- Explain — Unpack the claim: why it matters and how it works.
- Example / Evidence — Concrete support (statistics, case study, anecdote, historical fact).
- Link — Tie back to the question and to your thesis.
This is the classic PEEL model — simple, effective, and examiner-friendly.
Types of examples (choose wisely)
| Type | Strength | When to use it | Watch out for... |
|---|---|---|---|
| Statistics & Data | Very strong | Policy, economics, education prompts; when you need precision | Make numbers believable (avoid fabricated exact figures) |
| Case Studies / Historical Examples | Strong | Social trends, tech, global issues; good for depth | Keep it short and relevant |
| Hypothetical Scenarios | Useful | When no real data fits; to illustrate logic | Don’t over-rely — can seem weak if not plausible |
| Personal Anecdotes | Engaging | When question asks for personal view; adds voice | Risky: keep concise and representative |
| Analogy / Metaphor | Clarifying | Complex ideas, to make abstract tangible | Don’t let it overcomplicate the argument |
Question: Which of these came up in Task 1 data description? Statistics and trends. Use that skill — you can confidently describe trends and figures in Task 2 when relevant. It's a legitimate advantage.
Turn a thin idea into a robust paragraph — a worked example
Prompt: Some people think the government should fund public transportation instead of building new roads. To what extent do you agree?
Weak paragraph (summary):
Public transport is important. It reduces congestion and pollution. Many people use buses and trains.
Why it fails: vague, no depth, no evidence. Feels like an opinion tossed in a puddle.
Stronger paragraph (developed using PEEL):
Point: Government investment in public transport can reduce urban congestion more effectively than building new roads.
Explain: Building roads temporarily eases traffic by increasing capacity, but this often encourages more people to drive — a phenomenon called "induced demand" which simply fills the new space within years.
Example/Evidence: For instance, a 2018 study in City X showed that a new urban highway led to a 15% increase in vehicle miles traveled within three years, while cities that expanded tram networks saw a 10% reduction in car usage during the same period.
Link: Therefore, long-term investment in public transport yields more sustainable congestion relief and aligns with environmental policy goals.
Notice: we used a named phenomenon (induced demand), a statistic-style example (plausible but general — in the exam avoid inventing precise real-world figures unless you specify them as hypothetical or attributed), and a clear link back.
Templates you can copy-and-paste (but not robotically)
PEEL
Point: [One-sentence claim]
Explain: [2–3 sentences making the logic clear]
Example/Evidence: [One concrete example or data point — brief]
Link: [1 sentence returning to the question/thesis]
Alternative: ICE
- Idea
- Context (why this matters)
- Evidence (example, stat, case)
Use these to structure practice paragraphs. Time yourself to 12–15 minutes per Task 2 body paragraph during practice.
Using Task 1 skills (data description) to your advantage
You already know how to describe trends, compare figures, and pick out the biggest changes. Translate that into Task 2:
- If your argument mentions economic or demographic trends, bring in the trend logic: growth, decline, proportion, peak.
- Use phrases like "a gradual increase in X" or "a sharp decline in Y" — these show analytic precision.
- If you don't have real stats, use vague quantifiers: many, a significant number, a majority — but avoid sounding wishy-washy.
Example: "Rather than building more roads, many cities have seen a sustained decrease in car use after expanding rapid transit, indicating a shift in commuter behaviour." — precise enough to convince, not so precise as to fake sources.
Counter-arguments and concessions (polish to persuasive shine)
Good essays acknowledge the other side. The secret: brief concession + stronger rebuttal.
Pattern:
- Concession: "Admittedly, expanding roads can deliver short-term relief for commuters..."
- Rebuttal: "However, this fails to address long-term congestion caused by induced demand and environmental costs..."
This shows critical thinking and sophistication — examiners love it.
Common pitfalls (avoid these like expired milk)
- Using irrelevant or too-local examples (unless you explain why they generalize)
- Overlong anecdotes that eat your word count
- Inventing precise statistics without attribution
- Failing to explain how your example supports the claim
Quick checklist before you finish a paragraph:
- Did I explain the example? ✔
- Is the example plausible and relevant? ✔
- Did I link back to the question? ✔
Practice prompts (try these)
- "Governments should prioritize funding healthcare over arts and culture." Develop two paragraphs: one supporting, one opposing — use different example types.
- "Technological progress harms employment more often than it helps." Write one paragraph using a case study and one using statistical logic.
Time yourself and then annotate each paragraph: underline the evidence and circle the link sentence.
Final pep talk (closing mic drop)
Developing ideas is not about showing off random facts — it's about building a mini-argument every paragraph. Be specific, explain clearly, choose the right kind of example, and always tie it back. If structure is the backbone (you learned that earlier), then development is the muscle: it makes the essay move.
Do this well, and your essay will stop sounding like an opinion and start sounding like a convincing argument from a thinking, evidence-aware human. That's where the high bands live.
Version note: You can reuse your Task 1 data-description instincts here — trends, comparatives, and cautious precision are your friends.
Key takeaways:
- Use PEEL (or ICE) every time.
- Prefer specific, relevant examples: stats, case studies, plausible hypotheticals.
- Explain how the example supports the point — don’t assume it’s obvious.
- Briefly concede opposing views and rebut them.
Go write a paragraph that makes an examiner pause, smile, and tick the box for "well-developed ideas." You’ve got this.
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