There are three uses of colon quotation marks: colon is used to explain, quotation marks are used to quote the original text, and the details are as follows:
1. Colon is used to explain: colon is usually used to explain or explain the meaning or scope of a word, phrase or sentence. For example, "He is an excellent athlete: he is 1.85 meters tall and weighs 8 kilograms." In this example, the colon is used to explain the specific meaning of "excellent athlete".
2. quotation marks are used to quote the original text: quotation marks are used to quote the original text, including other people's words, poems, articles, etc. For example, "'Where is spring? Where is spring?' This is a familiar song. In this example, quotation marks are used to refer to the lyrics of the song.
3. Combination of colon and quotation marks: Sometimes, colon and quotation marks are combined to express more complicated content. For example, "He said to me,' I like your new hairstyle very much.' I replied:' Thank you! Me too.' "In this example, the colon is used to guide the content in quotation marks, indicating that this is a direct reference to other people's words, while quotation marks are used to refer to the content of the conversation.
usage of punctuation marks
1. Comma (,): Comma is one of the most commonly used punctuation marks, which is used to separate coordinate components in a sentence, such as coordinate phrases, words or clauses. In addition, commas can also be used to guide non-restrictive attributive clauses and supplement the antecedents. In the middle of a sentence, a comma can be used to indicate a short pause to emphasize some elements or change the tone of a sentence.
2, period (. ): a period is used to indicate the end of a complete statement or exclamation. In a sentence, a period indicates the end of a sentence and reminds the reader that the sentence has expressed a complete idea. A period can also be used after abbreviations and numbers.
3. Question mark (? ): A question mark is used to indicate the end of a question. In a sentence, a question mark means to ask a question or question and expect the reader to answer the question. Question marks are usually used to ask facts, opinions or request information. In addition, question marks can also be used at the end of rhetorical questions to emphasize the tone of doubt or negation.