Lesson 339 - Mechanics - Punctuation - Periods

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Use a period with abbreviations used with figures showing time. 

 

Examples: A.M., P.M., B.C., and A.D.

Instructions: Put periods where needed in the following sentences.

1. I was born in A D 1940.

2. Be here at 4:30 A M , or you will not see me until 9:45 P M

3. What happened in A D 1776 that was of great importance?

4. People living in 2000 B C did not enjoy all that we have today.

5. Class starts promptly at 8:00 A M

--For answers scroll down.

Answers:

1. I was born in A.D. 1940.

2. Be here at 4:30 A.M., or you will not see me until 9:45 P.M.

3. What happened in A.D. 1776 that was of great importance?

4. People living in 2000 B.C. did not enjoy all that we have today.

5. Class starts promptly at 8:00 A.M.

Note: When a period is used for an abbreviation or some other reason at the end of the sentence, you do not need a second one to end the sentence. The one period does double duty.

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