Often Vietnamese people use punctuation quite indiscriminately, do not follow a general rule at all, even in English. So the article below Taimienphi.vn will guide and introduce you some rules for using commas properly in English.
What is a comma?
If a period is used to end a long sentence, a comma is used to interrupt sentences, or in other words commas are used to separate words, clauses or ideas in a sentence.
Rules for using commas properly in English
1. Use commas to separate the subject from the verb
In some exceptions, don’t use commas to separate the subject from the verb.
Taimienphi.vn, is an interesting website. =>WRONG
Users often have a habit of using commas to separate subjects from verbs. However, in this case, the comma is redundant and misuse, even making the sentence meaning wrong.
Taimienphi.vn is an interesting website. =>IT’S CORRECT
Note: Care should be taken with sentences with multiple subject and complex clauses.
Navigating through iOS, Android items in Taimienphi.vn, is a way to find app. =>WRONG
Navigating through iOS, Android items in Taimienphi.vn is a way to find app. =>IT’S CORRECT
2. Use commas in comparison
Do not use commas before “coal” in comparison.
He is taller than me. =>IT’S CORRECT
He is taller, than me. =>WRONG
3. Use commas in tail questions
The tail question is a short form of question that is often used in communicative English, and often in the tail question must use commas.
I can download the app in Tamienphi.vn, can’t I?
4. Use commas before and after the person’s name
Use commas before and after the name of the person specified.
For example: Lan, I can’t find my cellphone, help me find yet?
5. Use commas in time
Rules for using commas properly in English when writing dates in month – day – year order, you can use commas.
I was born in August 26, 2001.
If using the format of day – month – year, do not need to use commas.
I was born in 26 August 2001.
If you mention a day of the week, use commas.
On Friday, April 13.
If you mention months and years, you don’t need a comma.
Ha Noi experienced record rainfall in July 2018.
6. Use commas before But
Use commas before “but” if two independent clauses.
My father is a teacher, but he’s an even better designer.
7. Use commas before And
In a sentence with only 2 objects, don’t use commas before And.
Math, language and biology are subjects that I love.
She so beautiful, lovely and friendly.
8. Use commas to list objects in sentences
In the sentence you mentioned has more than 2 elements, the object or more, use commas to separate these objects.
YouTube, Viber and Skype apps are available in Taimienphi.vn.
9. Use Oxford Comma
When listing many objects and items, you will have to use commas to separate each part. However, the final comma (Oxford comma) may or may not be used.
There are many ideas that using Oxford Comma is necessary, but others say not. Basically Oxford Comma only helps to clarify ideas in sentences, you can use or not.
I like eating apple, orrange and dragon fruit.
I like eating apple, orrange, and dragon fruit are all right.
10. Use commas separating verbs and object
Do not use commas to separate verbs from object.
Hung said he likes reading technology news in Taimienphi.vn. => IT’S CORRECT
Hung said, he like reading technology news in Taimienphi.vn. =>WRONG
11. Use commas with unlimited clauses
The clause is not limited to adding information about the content, the object that you mentioned in the sentence, but often this information is not necessary to identify the main content you are talking about.
Unlimited clauses provide information about ordinary people using commas.
Taimienphi.vn site, which you recommended, is an interesting website.
12. Use commas with limited clauses
The limit clause adds the necessary information about the object you mentioned in the sentence. Limited clauses provide information about ordinary people without commas.
My father, whom I love so much, is an architect.
13. Use commas between correlative conjunctions
Relative conjunctions (correlative conjunction) are conjunctions, such as either / or, neither / nor, and not only / but also, connecting the words or phrases in the sentence to form the complete meaning. Usually when using correlative conjunctions do not need to use commas.
Either him or me help you repair your laptop. =>IT’S CORRECT
Either him, or me help you repair your laptop. =>WRONG
14. Use commas in quotes
In American English, commas are always used to end sentences before closing quotes.
“I wanna go home now,” Lan said.
However, in Anh Anh, this convention is the opposite, comma is preceded by quotation marks and not before.
For example: “I wanna go home now”, Lan said.
15. Use commas after parentheses
Parentheses are used to provide additional information to the reader. Commas may be preceded by parentheses, not before. If the clause in parentheses is omitted, the comma must also be removed.
WTO (or World Trade Organization), is a global international organization.
16. Use commas between articles and nouns
Do not use commas between articles and nouns.
A good manager depends on the organization, strategy. =>IT’S CORRECT
A, good manager depends on the organization, strategy. =>WRONG
17. Use commas with As Well As
Following the phrase “as well as” is an unlimited clause without commas.
Please read carefully terms as well as conditions.
Reading carefully terms, as well as conditions.
18. Use commas with Such As
Use commas with the phrase “such as” (such as) if followed by the phrase as an unlimited clause.
For example: Some apps, such as YouTube and Zalo are available in Taimienphi.vn.
If “such as” is followed by a limited clause, then leave the comma.
For example, Apps such as YouTube and Zalo are available in Taimienphi.vn.
19. Use commas before Too
Can use commas first Too.
I like reading news in Taimienphi.vn too. I too like reading news in Taimienphi.vn.
Use commas simply to emphasize the speaker’s intent.
I like reading news in Taimienphi.vn, too. I, too, like reading news in Taimienphi.vn.
20. Use commas separating 2 independent clauses.
I hate potato, my mother like it.
In case you do not know how to use exclamation points and question marks in English, you refer to the ways Use exclamation points in English and the way Use question marks in English here.
The article above Taimienphi.vn has just introduced you to some rules for using commas properly in English. In addition, if you do not know how to ask a friend, a relative like asking age, readers can refer to the article How to ask for age in English, ask and answer is available on Taimienphi.vn for more details.