Commas Usage in English

Front

What is the purpose of a comma in a sentence?

Back

A comma is used to indicate a separation of ideas or elements within a sentence.

Front

How are commas used with coordinating conjunctions?

Back

Use a comma with a coordinating conjunction to separate independent clauses within a sentence.

Front

What is a coordinating conjunction?

Back

A coordinating conjunction connects words, phrases, or clauses that are of equal importance in the sentence.

Front

Example of using a comma with a coordinating conjunction

Back

Jenny sings in the choir, and she plays the guitar in a rock band.

Front

How are commas used to separate introductory elements?

Back

Use a comma to separate elements that introduce and modify a sentence.

Front

Example of using a comma to separate introductory elements

Back

Yesterday, I painted the entire garage.

Front

How are commas used with parenthetical expressions?

Back

Use commas before and after a parenthetical expression.

Front

What is a parenthetical expression?

Back

A parenthetical expression is a phrase that is inserted into the writer’s train of thought and is often set off with commas.

Front

Example of using commas with a parenthetical expression

Back

Stephanie’s decision, in my opinion, was not in her best interest.

Front

How are commas used with appositives?

Back

Use commas before and after an appositive.