Tell a joke.

1. The headmaster and English teacher visited a middle school in France. The headmaster spoke in the auditorium and the English teacher translated. Principal: "Teachers and students!" English teacher: "Ladies and gentlemen!" Principal: "Ladies and gentlemen!" English teacher-_-! Thought for a moment and said, "Good morning!" Principal: "Good morning!" English teacher: ... = = "Khan 2. It is said that there is a polar bear who wants to wear sunglasses to see things because the snow is too dazzling, but he can't find sunglasses, so he crawls around on the ground with his eyes closed until his hands and feet are dirty. I put on my sunglasses and looked in the mirror before I found out: Oh, I'm a panda. 3. A polar bear stayed in a daze on the ice alone. When he was really bored, he began to pull out his hair, one, two, three, and there was no last one left, and then he froze to death. 4. Once upon a time, there was a bird that passed through a cornfield every day, but unfortunately, one day there was a fire in that cornfield, and all the corn turned into popcorn! ! ! After the bird flew by ... it thought it was snowing, so it was very cold.