Past Simple and Present Perfect forms of verbs:
- buy - Past Simple: bought, Present Perfect: bought (the same)
- come - Past Simple: came, Present Perfect: come (different)
- drink - Past Simple: drank, Present Perfect: drunk (different)
- eat - Past Simple: ate, Present Perfect: eaten (different)
- forget - Past Simple: forgot, Present Perfect: forgotten (different)
- have - Past Simple: had, Present Perfect: had (the same)
- look - Past Simple: looked, Present Perfect: looked (the same)
- meet - Past Simple: met, Present Perfect: met (the same)
- see - Past Simple: saw, Present Perfect: seen (different)
- sleep - Past Simple: slept, Present Perfect: slept (the same)
- travel - Past Simple: travelled, Present Perfect: travelled (the same)
- visit - Past Simple: visited, Present Perfect: visited (the same)
- watch - Past Simple: watched, Present Perfect: watched (the same)
- write - Past Simple: wrote, Present Perfect: written (different)
Answer: Some verbs have the same Past Simple and Present Perfect forms (e.g., buy, have, meet, sleep), while others have different forms (e.g., come, drink, eat, see, write).