Grammatical Range & Accuracy
Lecture 4 of 4
Free

Grammatical Range & Accuracy

Band 8+ is not "no errors" — it is controlled variety. A response built only from simple sentences is capped regardless of accuracy; the examiner is scoring range as much as correctness.

Writing Module ~35 min 4 sections

Module 1

The Four Sentence Types

Simple

One independent clause. One subject, one verb, complete thought. Useful for emphasis and variation — never the default sentence type in a Band 8 essay.

  • "Renewable energy investment has risen sharply."

Compound

Independent + independent (FANBOYS / semicolon). Two equal, complete ideas joined by and, but, or, so, yet — or a semicolon for closely related ideas without a conjunction.

  • "Solar power is now cost-competitive, yet adoption remains uneven across regions."

Complex

Independent + dependent clause. One main idea plus a subordinate clause (because, although, which, when, if). This is the workhorse of high-band academic writing.

  • "Although renewable energy is now cheaper, many countries still rely on fossil fuels because existing infrastructure favours them."

Compound-Complex

2 independent + 1+ dependent clause. The most sophisticated structure — signals genuine control when used correctly, but overused becomes unreadable. One or two per paragraph is enough.

  • "While solar capacity has expanded rapidly, storage technology has lagged behind, and this gap continues to limit how much renewable power the grid can absorb."

Module 2

Clauses — The Building Blocks

Independent clause

Complete thought, can stand alone.

  • "Traffic congestion has worsened."

Noun clause

Functions as a subject or object, often after that / what / whether.

  • "What causes congestion is often overlooked by policymakers."

Adjective (relative) clause

Modifies a noun, introduced by who / which / that / whose.

  • "Cities that invest in cycling infrastructure see measurable drops in congestion."

Adverb clause

Modifies the whole sentence — time, reason, contrast, condition.

  • "Congestion charges work well provided that public transport alternatives exist."

Module 3

The 12 Tenses — Task 2 Relevant Use

TenseFormIELTS example
Present SimpleGeneral truths, facts, essay thesesGovernments play a central role in reducing emissions.
Present ContinuousOngoing current trendsMore people are choosing to work remotely.
Present PerfectPast-to-present relevance, unspecified timeTechnology has transformed the way we communicate.
Present Perfect ContinuousOngoing action continuing into the presentUrban populations have been growing steadily for decades.
Past SimpleCompleted past events, historical examplesThe 2008 financial crisis exposed weaknesses in regulation.
Past ContinuousBackground action interrupted by another eventWhile economies were recovering, new challenges emerged.
Past PerfectAction before another past actionBy the time regulations changed, the damage had already occurred.
Past Perfect ContinuousOngoing action before another past pointEmissions had been rising for years before the policy took effect.
Future SimplePredictions, recommendations, consequencesWithout intervention, congestion will worsen.
Future ContinuousOngoing future action (rare, used for projection)By 2040, more cities will be relying on electric transport.
Future PerfectCompletion before a future pointBy 2050, many nations will have transitioned to renewable energy.
Future Perfect ContinuousVery rare in Task 2 — ongoing action up to a future pointBy then, the sector will have been operating under new rules for a decade.

The four that do 80% of the work

Present Simple (arguments), Present Perfect (trends), Past Simple (examples), and Future Simple (consequences/recommendations). Mastering these four confidently matters more than forcing in the rare ones.

Module 4

Where Grammar Actually Loses Marks at Band 8+

Wrong

If government will invest more, pollution will reduce. — conditional mixing.

Correct

If the government invests more, pollution will be reduced.

Wrong

The policy which government made last year, it failed. — resumptive pronoun after relative clause (a common L1-transfer pattern).

Correct

The policy which the government introduced last year failed.