A joke about a circle

Teacher: "In Xiaohua's composition,' Dad's face is long and round' doesn't make sense."

Xiaohua: "Teacher, my father smiles when he sees his superiors. His face is round." When you meet a subordinate, you always

Keep your face calm and your face will be elongated. That's how I described it, yes! "

After a battle, an officer angrily asked the soldiers: Why didn't you rush forward in the war, but retreated?

The soldier replied confidently, sir, it's not my fault at all. You think the earth is round, and I want to hit them from behind.