I Hãy viết các động từ sau sang dạng quá khứ đơn bằng cách thêm “ed” vào cuối động từ. .
1. watch …………….. | 7. walk …………….. | 13. play …………….. | 19. climb …………….. |
2. clean …………….. | 8. visit …………….. | 14. study …………….. | 20. stay …………….. |
3. stop …………….. | 9. work …………….. | 15. love …………….. | 21. call …………….. |
4. arrive …………….. | 10. look …………….. | 16. open …………….. | 22. kiss …………….. |
5. return …………….. | 11. like …………….. | 17. start …………….. | 23. tidy …………….. |
6. cook …………….. | 12. iron …………….. | 18. water …………….. | 24. wash …………….. |
watch - watched walk - walked play - played climb - climbed
clean - cleaned visit - visited study - studied stay - stayed
stop - stopped work - worked love - loved call - called
arrive - arrived look - looked open - opened kiss - kissed
return - returned - d start - started tidy - tidied
cook - cooked iron - ironed water - watered wash - washed
-HT-