Front

What is a comma?

Back

A comma is a punctuation mark used to indicate a pause between parts of a sentence or to separate items in a list.

Front

When should you use a comma before a conjunction?

Back

You should use a comma before a conjunction (like 'and', 'but', 'or') when it connects two independent clauses.

Front

What is an independent clause?

Back

An independent clause is a group of words that can stand alone as a sentence because it has a subject and a verb.

Front

Give an example of a sentence with a comma before a conjunction.

Back

I wanted to go for a walk, but it started to rain.

Front

When should you use a comma after an introductory phrase?

Back

You should use a comma after an introductory phrase to separate it from the main clause.

Front

Provide an example of a sentence with a comma after an introductory phrase.

Back

After dinner, we went for a walk.

Front

What is a list comma?

Back

A list comma is used to separate items in a series or list.

Front

Give an example of a sentence using list commas.

Back

I bought apples, oranges, bananas, and grapes.

Front

What is a non-essential clause?

Back

A non-essential clause adds extra information to a sentence but can be removed without changing the sentence's meaning.

Front

How do you punctuate a non-essential clause?

Back

You should set off a non-essential clause with commas.