C1-C2

Advanced Course

Refine your English with idioms, complex grammar, academic writing, and nuanced expression for near-native fluency.

Unit 1: Advanced Grammar

1.1

Third Conditional & Mixed Conditionals

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Third Conditional (Unreal Past)

If + past perfect, would have + past participle

Used to talk about imaginary situations in the past — things that did NOT happen.

  • If I had studied harder, I would have passed the exam.
  • If she hadn't missed the train, she would have arrived on time.

Mixed Conditionals

TypeStructureExample
Past → Present result If + past perfect, would + base verb If I had accepted that job, I would be living in Tokyo now.
Present → Past result If + past simple, would have + past participle If she weren't so shy, she would have spoken at the conference.

Exercise

If I had known about the party, I _____ you.

If we _____ earlier, we wouldn't have been stuck in traffic.

If he had saved more money, he _____ retired by now. (mixed)

1.2

Passive Voice: Advanced Uses

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Review: Passive Structure

Subject + be + past participle (+ by agent)

Passive Across Tenses

TenseActivePassive
Present SimpleThey make cars in Germany.Cars are made in Germany.
Past SimpleSomeone stole my bike.My bike was stolen.
Present PerfectThey have built a new bridge.A new bridge has been built.
Future (will)They will announce the results.The results will be announced.
ModalYou must complete the form.The form must be completed.

Reporting Structures (Impersonal Passive)

Common in formal/academic English:

  • It is said that he is a genius.
  • He is said to be a genius.
  • It is believed that the economy will recover.
  • The economy is believed to recover soon.

Exercise: Rewrite in Passive

"Shakespeare wrote Hamlet." → Hamlet _____ Shakespeare.

The invitations _____ tomorrow.

_____ the project will succeed.

1.3

Inversion for Emphasis

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What Is Inversion?

In formal or literary English, the subject and auxiliary are swapped after certain negative/restrictive expressions for emphasis.

Common Patterns

Normal OrderInverted (Emphatic)
I have never seen such beauty.Never have I seen such beauty.
She not only sings but also dances.Not only does she sing, but she also dances.
I rarely eat fast food.Rarely do I eat fast food.
He had hardly arrived when it rained.Hardly had he arrived when it rained.
We only realized the mistake later.Only later did we realize the mistake.

Trigger Words

Never, rarely, seldom, hardly, barely, scarcely, no sooner, not only, only after, only when, at no time, under no circumstances, little

Exercise: Choose the Correct Inversion

_____ felt so embarrassed.

_____ win the race, but she also broke the record.

Unit 2: Idioms & Nuance

2.1

English Idioms & Their Meanings

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Common Idioms

IdiomMeaningExample
break the icestart a conversation in a social settingHe told a joke to break the ice.
hit the nail on the headsay exactly the right thingYou hit the nail on the head with that analysis.
piece of cakevery easyThe test was a piece of cake.
cost an arm and a legvery expensiveThat car cost an arm and a leg.
under the weatherfeeling illI'm feeling a bit under the weather today.
let the cat out of the bagreveal a secretShe let the cat out of the bag about the surprise party.
bite off more than you can chewtake on too muchI think he bit off more than he could chew with that project.
the ball is in your courtit's your decision nowI've made my offer — the ball is in your court.

Exercise: Match the Idiom to Its Meaning

"A piece of cake" means:

"Under the weather" means:

"Let the cat out of the bag" means:

"Cost an arm and a leg" means:

2.2

Formal vs. Informal Register

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What Is Register?

Register refers to the level of formality in language. Choosing the right register depends on the audience and context.

Comparison

InformalFormal
I wanna ask you something.I would like to ask you something.
Can you help me out?Would you be so kind as to assist me?
We need to fix this ASAP.This matter requires immediate attention.
The boss said no.The request was declined by management.
Thanks a lot!Thank you very much for your assistance.
kidschildren
getobtain / acquire
startcommence / initiate
buypurchase
enoughsufficient

When to Use Each

  • Formal: academic essays, business emails, official documents, interviews
  • Informal: texting friends, casual conversations, social media, personal emails

Exercise: Formal or Informal?

"I am writing to inform you of a change in schedule."

"Hey, just a heads up — meeting's been moved."

"We would appreciate your prompt response."

"Gonna grab lunch. Wanna come?"

Unit 3: Academic Writing

3.1

Essay Structure & Linking Words

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Essay Structure

PartPurposeWhat to Include
IntroductionPresent the topic & thesisHook, background, thesis statement
Body Paragraph 1First main argumentTopic sentence, evidence, explanation
Body Paragraph 2Second main argumentTopic sentence, evidence, explanation
Body Paragraph 3Counter-argument or third pointOpposing view + rebuttal, or additional support
ConclusionSummarize & final thoughtRestate thesis, summary, closing statement

Linking Words & Phrases

Adding Ideas

Furthermore, Moreover, In addition, Additionally

Contrasting

However, Nevertheless, On the other hand, Although

Giving Examples

For instance, For example, Such as, Namely

Concluding

In conclusion, To sum up, Overall, All in all

Cause & Effect

Therefore, As a result, Consequently, Due to

Exercise: Choose the Best Linking Word

The project was successful. _____, there were some unexpected challenges.

He didn't study for the test. _____, he failed.

The hotel had a pool. _____, it offered free breakfast.