Daily Grammar

Lesson 362

Mechanics - Punctuation - Commas

Use a comma when words are omitted from parallel clausesA clause is a group of words having a subject and a verb.  Source: Lesson 246 in a compound sentenceA compound sentence combines two or more independent clauses. Commas separate the clauses of a compound sentence. (A short sentence joined by and is sometimes combined without a comma.) A semicolon can take the place of the conjunction and comma. Only clauses closely related in thought should be joined to make a compound sentence.  Source: Lesson 246.

Example:
Mother baked an apple pie, and Aunt Gayle, a chocolate cake.

 
 
 

Instructions: Place commas where they are needed.

1. Fred asked the question; Sarah the answer.

Fred asked the question; Sarah, the answer.

2. I like classical music; my wife country music.

I like classical music; my wife, country music.

3. Ann graduated from Utah State University, and Boyd Arizona State University.

Ann graduated from Utah State University, and Boyd, Arizona State University.

4. This box has the books, and that box the recordings.

This box has the books, and that box, the recordings.

5. Stephanie told a funny story; Alaina a scary one.

Stephanie told a funny story; Alaina, a scary one.

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