Grammar is how you speak
If we did not have grammar people would always talk in slang or not in complete sentences and it would be hard to understand each other
The two informal greetings would be What's up, bro? and What's new?
<h3>What is a slang?</h3>
A slang is a word that refers to the colloquial and informal register used in the English language. Generally, it refer to various aspects of everyday life, such as emotions, and social relationships.
According to the above, we can infer that two ways of greeting informally in the English language are:
- What's up bro?
- What's new?
Learn more about slang in: brainly.com/question/861567
The way he tells the story and how it was a different era. His language is kind of backwards let just say.