Bronnelijst:
Arnel’s Everyday English. (2019, 6 maart). PRESENT PERFECT - English Grammar - When do I use this tense? [Video]. YouTube. https://www.youtube.com/watch?v=cBCqDRX5YfA
Arnel’s Everyday English. (2021, 15 september). PRESENT SIMPLE and PRESENT CONTINUOUS | the complete grammar guide [Video]. YouTube. https://www.youtube.com/watch?v=W3HdjN3cLiM
Slimleren - Present perfect. (z.d.). Slimleren. https://www.slimleren.nl/onderwerpen/engels/12.689/present-perfect
Slimleren - Present simple & present continuous. (z.d.). Slimleren. https://www.slimleren.nl/onderwerpen/engels/12.685/present-simple-present-continuous