What is the past progressive?

Related questions

1. What are the 3 progressive tenses?
2. When should we use present perfect tense?
3. What is a progressive verb example?
4. What's the difference between present simple and present perfect?
5. Which helping verb is used in future perfect tense?
6. What is the formula for present perfect continuous tense?
7. What does the present perfect tense express?
8. What is progressive example?
9. What is simple and progressive aspect?
10. What does present perfect progressive mean?

Tags

1. #ending
2. #progressive
3. #action
4. #helping
5. #yesterday
6. #indicates
7. #continuing
8. #point
9. #happening
10. #tense
11. #present
12. #going
13. #riding
14. #participle
15. #formed
16. #something