1. I should have left.

2. I should have gone to the dental clinic.

3. I should have more careful.

4. I should have ordered the fish dish.

5. I should have told you before.

6. I should have seen his response.

7. I should have seen her face expression.

8. I should have done my homework.

9. I should have recognized him at first.

10. I should have saved money.

1. I shouldn't have spoken that long time.

2. I shouldn't have have bragged it.

3. I shouldn't have have fought with her.

4. I shouldn't have been in charge of job.

5. I shouldn't have raised the voice.

6. I shouldn't have eaten the cake so much.

7. I shouldn't have left him alone.

8. I shouldn't have listened to his tip.

9. I shouldn't have slept late this morning.

10. I shouldn't have believed the weather forecast.