horsing around - beavered away-  fished out - wolfed down - ducks out - chickened out - fishing for - pigged out - ferreted out- leeches off

1. He’s always what people think about him. 
2. He's very lazy, he always so he doesn't have to attend class. 
3. This project was too risky for him, so he  
4. Mike a big-sized hamburger so he wouldn't be late for his flight.    
5. He on ice cream yesterday. 
6. Please stop , I don't like this joke. 
7. She always , she totally deserves this result. 
8. He always the rich to take advantage of. 
9. Finally, I my engagement ring from this messy closet.
10. Diana a pen from her wallet.