Can jokes

A teacher asks her students,"Can anybody spell before?"

Carey stands up and says, "Before. B -e- f -o- r.Before."

"No that is wrong.Sit down."say4s the teacher."

"Frankie, can you spell before?"

Frankie stands up and says, "Before.B - e- e- f -o-r.Before!"

"No, that's not right either.Tyrone, can you spell before?"

Tyrone stands up and says,"Before. B-e-f-o-r-e! Before!"

"Outstanding!"says the teacher."Now, can you use it in a sentence?"

Tyrone stands up and says,

" 2+2 before."