Ask some cold jokes. Integral is not a problem.

Q: How to make the sparrow quiet A: Click it. Because there is silence to ask: When a person has two mouths to answer: When there are two people, ask: A college student was caught by the enemy, and the enemy tied him to a telephone pole and asked him, "Say, where are you from?" Don't electrocute you! "This university said a word last time and was electrocuted ... Why? He said," I'm from TV University. Q: What color is Spider-Man? A: Red? No! It is white. Because his English is Spider-Man (white) Q: After the party, a group of animals went to a convenience store to buy things. They were beaten out by the clerk because of the noise, but the lamb stayed there. Why A: Because the convenience store doesn't close for 24 hours (sheep) Q: Two people fell into a trap, and the dead one was called dead. Alive A: Call for help Q: Why do people go to bed A: Because the bed won't come by itself. Q: What do you fear most about barbecue? The meat was cooked with you. Q: What are you most afraid of when barbecuing? A: 1, charcoal is afraid of fire; 2, charcoal is cool; ; 3, the meat is cooked with you; 4, the meat iron frame is awkward; 5. Ice cubes are very enthusiastic; 6, corn is hard with you; 7. Ma Shu engages in small groups; 8. Clams are autistic; 9, scaffolding to separate cliques.