can harbour
Regular verb: harbour - harboured- harboured

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can harbour
you can harbour
he can harbour
we can harbour
you can harbour
they can harbour 	I can be harbouring
you can be harbouring
he can be harbouring
we can be harbouring
you can be harbouring
they can be harbouring	I can have harboured
you can have harboured
he can have harboured
we can have harboured
you can have harboured
they can have harboured	I can have been harbouring
you can have been harbouring
he can have been harbouring
we can have been harbouring
you can have been harbouring
they can have been harbouring	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't harbour
you can't harbour
he can't harbour
we can't harbour
you can't harbour
they can't harbour 	I can't be harbouring
you can't be harbouring
he can't be harbouring
we can't be harbouring
you can't be harbouring
they can't be harbouring	I can't have harboured
you can't have harboured
he can't have harboured
we can't have harboured
you can't have harboured
they can't have harboured	I can't have been harbouring
you can't have been harbouring
he can't have been harbouring
we can't have been harbouring
you can't have been harbouring
they can't have been harbouring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I harbour?
can you harbour?
can he harbour?
can we harbour?
can you harbour?
can they harbour? 	can I be harbouring?
can you be harbouring?
can he be harbouring?
can we be harbouring?
can you be harbouring?
can they be harbouring? 	can I have harboured?
can you have harboured?
can he have harboured?
can we have harboured?
can you have harboured?
can they have harboured? 	can I have been harbouring?
can you have been harbouring?
can he have been harbouring?
can we have been harbouring?
can you have been harbouring?
can they have been harbouring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I harbour?
can't you harbour?
can't he harbour?
can't we harbour?
can't you harbour?
can't they harbour? 	can't I be harbouring?
can't you be harbouring?
can't he be harbouring?
can't we be harbouring?
can't you be harbouring?
can't they be harbouring? 	can't I have harboured?
can't you have harboured?
can't he have harboured?
can't we have harboured?
can't you have harboured?
can't they have harboured? 	can't I have been harbouring?
can't you have been harbouring?
can't he have been harbouring?
can't we have been harbouring?
can't you have been harbouring?
can't they have been harbouring?