将下列动词改成其第三人称单数形式。

1. have______________ 3. walk ______________ 5. study ______________ 7. look ______________ 9. miss ______________ 11. do ______________ 13. watch ______________ 15. catch ______________ 17. take______________ 19. push ______________ 2. carry ______________ 4. wash ______________ 6. sit ______________ 8. live ______________ 10. go ______________ 12. fly ______________ 14. make ______________ 16. stop ______________ 18. pull ______________ 20. jump ______________

1. has 2. carries 3. walks 4. washes 5. studies 6. sits 7. looks 8. lives 9. misses 10. goes 11. does
12. flies 13. watches 14. makes 15. catches 16. stops 17. takes 18. pulls 19. pushes 20. jumps