https://www.youtube.com/watch?v=e8nO3zZzkZs
These common errors in English are made by students of all levels, from beginner to advanced. Here are some quick explanations and tips about how to avoid 15 common English mistakes.
Words like everybody, somebody, anybody, nobody are actually singular, not plural. Even though “everybody” refers to a lot of people, it takes the singular verb – so the correct sentence is “Everybody is happy.”