Pretérito

1. Perfecto Compuesto

1.1. has done

1.1.1. 'He has talked'

1.1.2. 'He has run'

2. Pluscuamperfecto

2.1. had done

2.1.1. 'He had talked'

2.1.2. 'He had run'

3. Perfecto Simple

3.1. 'did'

3.1.1. it has to be perfect

3.1.2. can't be habitual

3.2. 'ed' ending in English

3.2.1. i.e.: walked, talked, lied, cried

3.3. small past

3.4. short-term time frame

3.5. Not ongoing

3.6. watch out for expressions of time

3.6.1. i.e.: usually, while, once in a while, every day

3.6.2. if there are any then it is considered 'on-going'

3.6.2.1. then do not use pertérito perfecto simple

4. Imperfecto

4.1. 'was [blanking]ing'

4.2. 'was/were' in English

4.3. Ongoing

4.4. Long-term time frame

4.5. can be 'did' if there are expressions of time