As if, as though, as, the way and like
We use as if/as though to say what a situation seems like
It looks as if/as though I was dying
We can use a past tense with a present meaning this shoes that a comparison is unreal.
She looks as if/as though she’s rich. (Perhaps she is)
He talks as if/as though he is rich. (He is not rich)
You look as though/as if you know each other
Why is she looking at me as if she knows me? I’ve never seen her before
He talks as if/as though he was rich (formal)
Like is used instead of as if/as though epically American English, this is considered incorrect in formal style.
Its look like its going to rain
He sat there smiling like it was his birthday
Like Jane, I don’t smoke We don’t smoke
I don’t smoke, like Jane I don’t smoke but Jan yes
A comparison with as /like after negative clause refers only to the positive part comparison with as/like before a negative clauses refers to the whole clause
Grammar Focus
Relative pronouns in defining relative clauses
Relative pronouns (who, which, that) introduce relative clauses. They modify that noun that precedes them. In the sentence,” the woman who is behind him on the exercise bike is his wife”, who is behind him on the exercise bike distinguishes (defines) his wife from a woman this clause is necessary or defining, so it can’t be omitted who, which, that can function as subject or objects of but not the subject
The actor who stared in those movies is very talented (necessary to define
Tom Cruse, who started in the movie, is very talented. (Extra information