I agree with MK7. I have seen various detailed explanations of the different usages. I recommend you study them and then post your own sentences using "like" and "as" here for feedback.

There is a great deal of information on this distinction on the internet. This is from The Economist's GMAT (Graduate Management Admission Test) tutorial: https://gmat.economist.com/blog/verbal/vs-do-you-know-difference-between-two

I'll give you some quick tips: 1. sounds like, looks like - He looks like he is tired. That sounds like thunder. I think it's going to rain. 2. Comparisons: He runs like a rabbit. She cries like a baby. 3. Comparisons: "as (adj) as": He's as tall as a tree. She runs as fast as a cheetah. She's (as) quiet as a mouse.