Here's a joke! (somewhat joke)

Teacher:Julie, can u give me an animal that starts with d?
Julie:dog!
Teacher:very good! Now, Ben, can u give me an animal that starts with t?
Ben:two dogs!
Teacher:what "two dogs"?!.got outta mah class! Now,Chris, give me an animal that starts with F?
Chris:five dogs!
Teacher:*facepalm* I can't even...