What is the joke that a Chinese teacher can tell?

The first grade teacher taught us poultry and animals. Teacher: "There is an animal with two feet. Every morning when the sun comes out, it will wake you up and wake you up. What animal is it? " I replied, "Mom!" Laughing so hard that the teacher almost died! After coming home from the mid-term exam, my mother asked me how I did in the exam. I said, I didn't fill in a question. Mom asked me what it was. I said: I said there was a question about how much I got by multiplying 3 by 7. I don't care. I filled in 15. My mother sprayed the water she just drank on my father's face. Hey ... I'm great! My father asked me how school was. "The father asked," Is your female teacher satisfied with you? " "Ah, yes, Dad, very satisfied." "How do you know? Did she tell you herself? " "Of course, dad. The day before yesterday, she said to me,' If all the students are like you, I will leave school at once!' This shows that I have learned everything. "My dad's brain will be ready soon! @#$# @! $%$#@ @