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CourseGrammarWords
  1. Home
  2. ›Grammar
  3. ›C1
  4. ›Inversion: the full system
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Sentence structureC1

Inversion: the full system

Beyond negatives: so/such inversion, conditional inversion (Had I known, Should you need), and place-phrase inversion

Learning Goal

I can use so/such, conditional and locative inversion for formal emphasis.

Look at these examples. Can you spot the grammar pattern?

Should you require assistance, our staff will be happy to help.

Should you require assistance, our staff will be happy to help.

Such was the silence that we could hear the snow falling.

Such was the silence that we could hear the snow falling.

Pay attention to the highlighted parts. What do they have in common?

Three more inversion families:

FamilyExample
so/such ... thatSo loud was the music that windows shook. Such was the demand that servers crashed.
conditional (drop if)Had I known, I'd have come. Should you need anything, call. Were she here, ...
place + be or a verb of position/motionOn the hill stood a ruined tower. Here comes the bride. In the corner was a piano.

Conditional inversion replaces if in formal writing; negatives don't contract: Had I not seen it…

Apply this grammar in C1 course exercises

Practice Exercises
  • *Hadn't I known → Had I not known
  • *So the music was loud that → So loud was the music that
  • Place inversion with transitive verbs: only be and verbs of position/motion invert, and only with a noun subject (Here comes the bus, but Here it comes)

Common Error Patterns

Contracted negative inversion

Had I not seen — no n't

so/such inversion order broken

So + adj + verb + subject + that

Should you require assistance, our staff will be happy to help.

Should you require assistance, our staff will be happy to help.

Should-inversion: the formal-notice register.

Such was the silence that we could hear the snow falling.

Such was the silence that we could hear the snow falling.

Such was X that: literary emphasis.

The check for this topic is still being prepared

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Practice in course

Apply this grammar in C1 course exercises

C1 Course
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Frequently asked questions

When do you use Inversion: the full system?
Conditional inversion replaces if in formal writing; negatives don't contract: Had I not seen it…
What are common mistakes with Inversion: the full system?
*Hadn't I known → Had I not known *So the music was loud that → So loud was the music that Place inversion with transitive verbs: only be and verbs of position/motion invert, and only with a noun subject (Here comes the bus, but Here it comes)

Related grammar topics

Next topic: Cleft sentences: it-clefts and what-clefts

Also in Sentence structure

  • There is / there areA1
  • Questions with do/does/didA1
  • Infinitive of purpose: to buy breadA2
  • Connectors: because, so, but, althoughA2
  • Conditionals 1 and 2B1
  • Relative clauses: who, which, thatB1
  • Reported speechB1
  • So and suchB1
  • Although, despite, in spite ofB1
  • Indirect questions: Could you tell me where...B1
  • Conditional 3 and mixed conditionalsB2
  • Question tagsB2
  • Reduced relative clausesB2
  • Linking devices: however, although, despite, thereforeB2
  • Inversion after negative adverbialsB2
  • Advanced reporting: questions, requests and verbs patternsB2
  • Whatever, whoever, however: no matter whatB2
  • As if and as thoughB2
  • Cleft sentences: it-clefts and what-clefts
  • Ellipsis and substitution: so, neither, do so
  • Participle clauses: having finished, seen from above
  • Fronting and end-weightC2
  • Idiomatic syntax: the more..., no sooner..., so much soC2

Grammar C1·Grammar Reference