Here are some hilarious copywriting necessary for practicing abdominal muscles:

1. "Starting today, I will do 80 sit-ups every day and look forward to my six-pack abdominal muscles!"

2. "I found my stomach motionless like a hibernating snake."

3. "Today's abdominal exercise is a little different. I danced with my abdominal muscles. "

"Today's abdominal exercise made me find that my stomach is stronger than mine."

5. "Why do my abdominal muscles always play jokes on me? They seem to be invisible. "

6. "Do 30 push-ups every day, hoping to have chest muscles and abdominal muscles one day."

7. "I think the fat on my stomach is joking with me. They really danced. "

8. "In order to practice abdominal muscles, I have paid too much, and my stomach seems to protest."

9. "If I can blow up this balloon with my abdominal muscles, my efforts will not be in vain."

10. "For my abdominal muscles, I decided to put on tights and let the whole world see my figure."

Remember, whatever you do, the most important thing is to keep a happy mind. Your efforts will make you see progress.