What is the difference between past and present perfect tense?

Related questions

1. What is an example of past tense?
2. What is the difference between past perfect tense and past perfect continuous tense?
3. What is past tense with examples?
4. What is perfect aspect example?
5. What is the formula of past simple tense?
6. Has given me or had given me?
7. What are the rules of past tense?
8. What is the past perfect tense of start?
9. What is present perfect tense with examples?
10. Has or had taken?

Tags

1. #action
2. #there
3. #specific
4. #sentence
5. #simple
6. #finished
7. #present
8. #important
9. #tense
10. #movie
11. #refer
12. #perfect
13. #difference
14. #suggests