1.
to break - broke - broken 9. to lay - laid - laid2. to give - gave - given 10. to say - said - said
3. to fall - fell - fallen 11. to shake - shook - shaken
4. to feel - felt - felt 12. to be - was/ were - been
5. to become - became - become 13. to write - wrote - written
6. to forget - forgot - forgotten 14. to understand - understood -
7. to keep - kept - kept understood
8. to lie - lay - lain 15. to stick - stuck - stuck
16. to speak - spoke - spoken