LESSON LXVI.
1. A declarative or assertive sentence, and an imperative sentence should be followed by a period; as, Your friend gave me a book. Open the door.
2. An interrogative sentence should be followed by the interrogation mark; as, When did you come?
3. An exclamatory word or sentence should be followed by the exclamation mark; as, But hush! hark! A deep sound strikes like a rising knell!
4. Every abbreviated word should be followed by a period; as, Mr., Rev.
5. The title of a composition, the address and the signature of a person, should be followed by a period.
6. Words that are in the same grammatical relation should be separated by commas; as, He is honest, capable, and sympathetic.
Two words that are in the same grammatical relation and connected by and, or, or nor, should not be separated by a comma; as, She is kind and good.
7. Words or phrases in apposition should be separated from the rest of the sentence by commas; as, Lady Aberdeen, the wife of the Governor of Canada, has gone on an ocean voyage.