Present Perfect or Present Perfect Continuous?
Exersises:
https://www.englisch-hilfen.de/en/exercises/tenses/present_perfect_or_progressive.htm
https://www.test-english.com/grammar-points/b1/present-perfect-simple-present-perfect-continuous/
more difficult :
https://www.test-english.com/grammar-points/b1-b2/present-perfect-simple-continuous/
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