Present perfect simple and continuous

Exercises: Present perfect simple vs past simple: https://www.englisch-hilfen.de/en/exercises/tenses/simple_past_present_perfect.htm https://www.english-4u.de/en/tenses-exercises/perfect-past-simple.htm Present perfect simple vs present perfect continuous: https://test-english.com/grammar-points/b1/present-perfect-simple-present-perfect-continuous/ https://www.english-4u.de/en/tenses-exercises/present-perfect-simple-progressive.htm