What is present perfect aspect?

Related questions

1. What is the identity of present perfect tense?
2. What are the 3 aspects of verb?
3. What's the difference between past perfect and present perfect?
4. What is present perfect progressive tense?
5. What is perfect participle?
6. What is present perfect past perfect and future perfect?
7. What is present perfect and present perfect continuous?
8. What is the structure of present perfect continuous?
9. What is the example of present perfect continuous tense?
10. When use the present perfect tense?

Tags

1. #english
2. #known
3. #construction
4. #participle
5. #aspect
6. #linked
7. #grammar
8. #usually
9. #describes
10. #present
11. #formed
12. #events
13. #later
14. #occurring
15. #perfect