1. cut -- cutting
2. put -- putting
3. swim -- swimming
4. begin -- beginning
5. get -- getting
6. forget -- forgetting
7. hit -- hitting
8. spit -- spitting
9. babysit -- babysitting
10. split -- splitting
11. shut -- shutting
12. win -- winning
13. shop -- shopping
14. stop -- stopping
15. drop -- dropping
16. dig -- digging
17. plan -- planning
18. sit -- sitting
19. run -- running
20. prefer -- preferring
21. travel -- traveling
22. cut -- cutting
23. put -- putting
24. begin -- beginning
25. swim -- swimming
26. stop -- stopping
27. drop -- dropping
28. fit -- fitting
29. prefer -- preferring
30. travel -- traveling
这些动词在变为动名词时，需要双写最后一个字母再加ing。例如：
1. cut -> cutting
2. put -> putting
3. begin -> beginning
4. get -> getting
5. forget -> forgetting
6. hit -> hitting
7. stop -> stopping
8. drop -> dropping
9. plan -> planning
10. sit -> sitting
11. run -> running
12. prefer -> preferring
13. travel -> traveling
建议在学习和使用英语时，多参考权威的语法教材或资源，以确保准确掌握这些规则。