(to hear) 			have heard
(to change)			have changed
(to have)			has had
(to receive)			have received
(to visit)			have visited
(to live)			has lived
(to send)			have sent
(to make)			has made
(to work)			has worked					HOOFDSTUK 3
(to be)				has been					OPDRACHT 1
(to write)			have written		
(to see)			have seen
(to arrive)			has arrived
(to do)				have done
(to ask)			has asked
(to know)			have known
(to say)			have said
(to find)			have found
(to tell)			have told
(to deny)			has denied

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(to change)			has changed
(to travel)			have travelled
(to sell)			have sold
(to break)			has broken
(to come)			has come
(to forget)			have forgotten
(to try)			have tried
(to understand)			have understood
(to score)			has scored
(to do)				have done					HOOFDSTUK 3
(to marry)			has married					OPDRACHT 2			
(to land)			has landed
(to increase)			have increased
(to pass)			has passed
(to be)				have been
(to refuse)			has refused
(to study)			has studied
(to buy)			has bought
(to leave)			has left
(to play)			has played

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to increase	have increased
to leave	has left
to regret	have regretted
to live		has lived
to inherit	have inherited
to reject	have rejected
to pay		has paid
to sell		have sold							HOOFDSTUK 3
to hear		have heard							OPDRACHT 3
to be		has been
to leave	have left
to do		have done
to leave(train)	has left
to forget	have forgotten
to write	has written
to return	has returned
to have		have had
to play		have played
to receive	has received
to be		have been