1. period, question mark, exclamation point, comma, pause, semicolon and colon generally occupy the position of a word, which is lower to the left and does not appear at the beginning of the line.

2. Quotations, brackets and the first half of the title do not appear at the end of the line, and the second half does not appear at the beginning of the line.

3. Both dashes and ellipses occupy the position of two words and cannot be broken in the middle. Connectors and separators generally occupy the position of a word. These four symbols are centered up and down.

Function:

1. Punctuation marks are auxiliary symbols of written language, and are an organic part of written language, which are used to express pause, mood and the nature and function of words.

2. Commonly used punctuation marks are 10, which are divided into dot and punctuation.

The role of dots is punctuation, which mainly indicates the pause and tone when speaking. Point the end point and the middle point of a sentence. The dots at the end of the sentence are used at the end of the sentence, including periods, question marks and exclamation marks, indicating the pause at the end of the sentence and the tone of the sentence. The dots in the sentence are used in the sentence, including commas, pauses, semicolons and colons, indicating various pauses in the sentence.