1. Past perfect simple
1.1. Duration from earlier in the past (with STATIVE verbs)
1.1.1. When she died, they had been married for 48 years.
1.2. Events that happened EARLIER in the past
1.2.1. Peter noticed that Martin had cleaned the car.
2. Past perfect continuous
2.1. Duration from earlier in the past (with DYNAMIC verbs)
2.1.1. I was furious. I had been waiting for him for an hour.
2.2. Repeated actions from earlier in the past
2.2.1. I couldn't believe it. She had been writing a letter every day for over a year.
2.3. To say 'how much' or 'how many' we had done of something
2.3.1. How many hours had he been sleeping when you woke him up?
3. used to
3.1. stative & dynamic verbs
3.2. repeated actions in the past
3.3. I used to wear glasses when I was in high school
3.4. Did he use to wear glasses?
4. Past simple
4.1. yesterday
4.2. Situations that started and finished in the past
4.2.1. We went to the zoo last week.
4.3. Past habits or states
4.3.1. We often went to the pub after work.
4.4. Narrative use: events in a story in chronological order
4.4.1. She opened the door, looked at us and went into them.
4.5. Past completed actions
4.5.1. I played football for 20 years.
4.6. last Christmas
4.7. when I was born
4.8. in 1980
4.9. when
5. Past continuous
5.1. at 5 p.m. yesterday
5.2. Narrative use: used to set the scene at the beginning of the story
5.2.1. It was getting dark, and I was walking to the pub when...
5.3. Actions in progress at a certain time in the past or certain point in a story
5.3.1. Yesterday at 10 p.m. I was sleeping.
5.4. while
5.5. all morning
6. Present perfect simple
6.1. already
6.2. Past recent activities - time expressions including now
6.2.1. I haven't seen Ted today. Maybe he isn't feeling well.
6.3. Past experiences - we don't say when these events happened
6.3.1. I have seen this film three times.
6.4. Unfinished situations
6.4.1. We have been married for 20 years.
6.5. yet
6.6. just
7. Present perfect continuous
7.1. Duration from past till now - situations that have not finished or have just finished
7.1.1. Your eyes are red. You have been crying!
7.2. Repeated actions from past until now.
7.2.1. I have been trying to talk to you all evening!