O'clock is a contraction. It is the shortened form meaning "of the clock".
(Just so you know, the mark after the o is an apostrophe, not a comma. A comma and an apostrophe look alike. However, a comma is placed lower than the apostrophe.
Example-
We can go, but not until noon. (A comma is after the word go.)
A comma is placed between words. An apostrophy is placed between letters. An apostrophy shows that letters have been omitted. A comma indicates a pause when reading.
Israel is a famous place with the letter iItaly
The first word of the game must place a letter on the star. Also, the first word receives double score.
KeNtUcKy
One place, a nation, that starts with the letter, "Z", is "Zimbabwe". (zim-BOB-way)
wire
after the last name. before the comma.
you place the comma after the city example Los Angeles,California
The comma should come before the word "but" when it is used to separate two independent clauses. For example: "I wanted to go to the store, but it started raining."
A comma causes a pause in a sentence and a period is a full stop. Never place a period where God has placed a comma.
After name place a comma: "Dear Jonny," Closing section is more personal: "your friend, Bobby"
Yes, you should place one space after a comma. This is the standard convention in English language punctuation.
if you mean an apostrophe, it would be Tina's or for a comma you would just place the comma at the end of the person's name.
befor
Place the comma after the month and the day: August 15, 2012
after it goes after but
What sentence If u r talking about the question u would say where is the place of comma in this sentence, than give the sentence
There could be a comma before "as well" but it isn't mandatory. Try speaking the sentence out loud. If you pause at a particular place, then that is where you would put in a comma.