Question

Is it possible that an english student, 18 years old, write "he have now" (instead of "He has now")? I know it's an error, but I don't know if any english native speaker could make such an error. Thanks

Answer 1

Yes, it is common for slang to make mistakes like this.

Answer 2

No one's perfect. You should check this article about celebrity tweets that were corrected by young Brazilian students for its grammatical errors http://tambaytadiri.blogspot.com/2014/01/celebrity-tweets-corrected-by-young.html. These celebrities include Rihanna, Justin Bieber and Kim Kardashian.