Prepositional phrases should be set off with a comma if they are nonessential or nonrestrictive information in a sentence. If the prepositional phrase provides essential or restrictive information, it does not require a comma.
Nonrestrictive clauses and phrases are set off by commas. These commas separate additional information that is not necessary for the sentence's meaning but provides extra details.
No, a sentence can have multiple prepositional phrases. Prepositional phrases add detail and information to a sentence, and there is no set limit to how many can be included in a sentence as long as it remains grammatically correct and clear.
You use a comma in a sentence to separate items in a list, to set off introductory phrases or clauses, to separate independent clauses when joined by a coordinating conjunction, and to set off non-essential information such as appositives or parenthetical elements.
Commas are used to separate items in a list of three or more items, before a coordinating conjunction, and to set off introductory material.
Commas are used to separate items in a list, set off introductory phrases or clauses, separate independent clauses in a compound sentence, and set off nonessential information in a sentence.
comma
Nonrestrictive clauses and phrases are set off by commas. These commas separate additional information that is not necessary for the sentence's meaning but provides extra details.
To separate the elements in a series of three or more thingsTo connect two independent clausesTo set off introductory elementsTo set off parenthetical elementsTo separate coordinate adjectivesTo set off quoted elementsTo set off phrases that express contrastTo avoid confusionReference:http://grammar.ccc.commnet.edu/grammar/commas.htm
yes
Comma
Usually you would set off parenthetical phrases with commas, although you can, of course, also use actual parentheses.
The types of punctuation used for setting apart nonessential appositive phrases are commas. When set apart using commas, these phrases can be easily removed without changing the meanings of sentences.
Yes, introductory participal phrases and adverb clauses are set off from main clauses by commas
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A Parenthetical Expression Is A Sentence Set Off By A Comma After A Subject.
not mine,by the way, furthermore,and however
Commas: Twelve uses1.Between items in a series: words phrases or clauses in a series.2.To keep numbers clear: to separate digits in a number.3. In dates and addresses4.To set off dialogue: to set off only exact words of the speaker.5.To set off interruptions: to set off something that interrupts the main thought of the sentence.6.To set off interjections: to set off a weak exclamation from the rest of the sentence.7. In direct addresses: used to set off a noun that is being directly addressed from the sentence.8. In letter writing: used after the salutation.9. Between two independent clauses: used between two independent clauses which are joined by coordinating conjunctions.10. To set off appositives: used to set off a word or phrase that renames the noun or pronoun before it.11. To separate adjectives: used to separate two or more adjectives that modify the same noun.12. To set off long phrases and clauses: to separate a long modifying phrase or clause from the independent clause following it.Semicolon: Two uses1. Between independent clauses: used to join two or more independent clauses which aren't connected with a coordinating conjunction.2. To separate phrases: used to separate a series of phrases which already contain commas.Colon: Three uses1. To introduce a list2. After a salutation: used in a business letter.3. Between numbers in time