Verified answer

1 enjoyed

2 watched

3 went

4 studied

5 made

6 happened

+ed: enjoyed, lived, watched

repeat the consonant and add -ed: planned, stopped

+ -d: smiled

(-y) + -ied: carried, studied

irregular verbs: went, made

1. enjoyed

2. watched

3.went

4. studied

5. made

6. happened