What is a konck knock joke?

This is a dialogue with a joke similar to "pun joke". Foreigners call this pun, which means pun. The joke "Dong Dong" should be the most popular and well-known pun. The general format is as follows: pun: knock! Knock on the door. Recipient: Who is that? Punter: (Say something casually, usually a word or name with identity significance) Receiver: (Repeat the above answer at this time, who to add? ) Pun: (Give an unexpected answer, burst into laughter) The funny principle is as follows: According to the conventional conversation content and situation, it should be: p Knock, knock, knock, open the door: Who p answers the name R and asks what your name is? This place is a bit like:-who-my last name is Li-Li what? P should answer his last name here? This pun is because punster can set the stage when answering the name, and the name itself has a certain meaning, not just a name code, so that when answering the surname, it can give corresponding unexpected answers and create unexpected jokes. Example: p: Dong, Dong R: Who's that? Who is nobody? P: (Silence) Explanation: Knock at the door-who is it? Mi Youren (Nobody) Mi Youren (Last Name) What-(Quiet) (Why ask who is doing when nobody is around) Another example: pun: "Knock, knock!" Recipient: "Who is there?" ? Pun: "Shh!" ? Recipient: "Hush who?" ? Pun: "There's no need to cry, it's just a joke!" ? In fact, this principle is very simple, that is, it is a pun. The name itself can have meaning or can be used as a code name.