Unit 11.1

Comma

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Introduction

comma is a punctuation mark used to indicate division.

Form

The comma mark is: ,

Example

  • subordinate clauses before the main clause
    • If you need help, please don’t hesitate to contact us.
    • When you ask your mum for permission, let us know if you will come.
    • Shall you have any technical problems, let us know and we’ll try to solve them.
  • non-defining clauses
    • My brother, who is eight years old, can swim well.
    • Warsaw, which is in Poland, was destroyed in World War II.
    • The flood, lasting three weeks, damaged a lot of houses.
  • Parenthetical commas
    • Tom got ready to go to the party with big excitement.
    • Tom, with big excitement, got ready to go to the party.
    • Tom got ready, with big excitement, to go to the party.

Use

A comma is used:

  • separating the subordinate clause from the main clause when the subordinate clause goes before the main one.
  • in non-defining clauses that add extra (and non-necessary) information are always between commas.
  • Parenthetical Commas: extra information that is between commas and can be placed anywhere in the clause

Exercises

External link to Comma exercises (1250).



More exercises

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Translations


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License

  • Comma from English Orthography B2 Level.
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  • ShortLink: https://open.books4languages.com/english-b2-orthography/?p=198