How to Use ITS vs IT'S - Basic English Grammar

In this video, Alisha answers 5 questions. - How can I say these kinds of things naturally? 01991: "zero one double nine one" or "zero one nine nine one" - Could you tell me when to spin words and when not to? For example: When to use "king of the jungle" and when "jungle king"? Both are correct? - How to use It's and Its ? What are abstract nouns, and how are they different from non-abstract nouns? - My question is: What do adults call their mothers and fathers in the US? Is it “mom and dad” or their parents' names? - How do natives pronounce 'What do we do now', I may hear 'whuh er wee do now'. Do you do that as well?