Ik heb mijn huiswerk gemaakt.
English: I have done my homework.
The 'voltooide tijd' in Dutch is the present perfect tense. It is used to talk about actions that are completed in the past but have a connection to the present.
Use the 'voltooide tijd' to talk about experiences, completed actions with a result in the present, or actions that happened in the recent past.
Ik heb mijn huiswerk gemaakt.
English: I have done my homework.
Zij is naar huis gegaan.
English: She has gone home.
We hebben het boek gelezen.
English: We have read the book.
Jullie zijn vroeg opgestaan.
English: You (plural) have gotten up early.
Hij heeft de auto gekocht.
English: He has bought the car.