LIKE and AS are both used in English to say that things or similar. However, there is a difference between LIKE and AS.
USE like before a noun or a pronoun.
- He looks like his father.
- The book is like the film.
- She is just like her mother. Very friendly.
COMMON EXPRESSIONS WITH LIKE
look like, feel like, smell like, sound like, taste like, eat like a bird (eat little), eat like a horse (eat a lot), fit like a glove (fit well)
USE as before a subject + verb, as conjunction meaning because/while or as a comparative (as old as my father).
- (Conjunction meaning while) She wrote notes as the teacher explained the lesson.
- (Conjunction meaning because) She went to sleep as she was tired.
- (Comparative) He isn’t as intelligent as his father.
- (Subject + verb) He died as he lived, fighting.
COMMON EXPRESSIONS WITH AS
as usual, as soon as possible, as you know, as I said, as you can see