can half-fill
Regular verb: half-fill - half-filled- half-filled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can half-fill
you can half-fill
he can half-fill
we can half-fill
you can half-fill
they can half-fill 	I can be half-filling
you can be half-filling
he can be half-filling
we can be half-filling
you can be half-filling
they can be half-filling	I can have half-filled
you can have half-filled
he can have half-filled
we can have half-filled
you can have half-filled
they can have half-filled	I can have been half-filling
you can have been half-filling
he can have been half-filling
we can have been half-filling
you can have been half-filling
they can have been half-filling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot half-fill
you cannot half-fill
he cannot half-fill
we cannot half-fill
you cannot half-fill
they cannot half-fill 	I cannot be half-filling
you cannot be half-filling
he cannot be half-filling
we cannot be half-filling
you cannot be half-filling
they cannot be half-filling	I cannot have half-filled
you cannot have half-filled
he cannot have half-filled
we cannot have half-filled
you cannot have half-filled
they cannot have half-filled	I cannot have been half-filling
you cannot have been half-filling
he cannot have been half-filling
we cannot have been half-filling
you cannot have been half-filling
they cannot have been half-filling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I half-fill?
can you half-fill?
can he half-fill?
can we half-fill?
can you half-fill?
can they half-fill? 	can I be half-filling?
can you be half-filling?
can he be half-filling?
can we be half-filling?
can you be half-filling?
can they be half-filling? 	can I have half-filled?
can you have half-filled?
can he have half-filled?
can we have half-filled?
can you have half-filled?
can they have half-filled? 	can I have been half-filling?
can you have been half-filling?
can he have been half-filling?
can we have been half-filling?
can you have been half-filling?
can they have been half-filling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not half-fill?
can you not half-fill?
can he not half-fill?
can we not half-fill?
can you not half-fill?
can they not half-fill? 	can I not be half-filling?
can you not be half-filling?
can he not be half-filling?
can we not be half-filling?
can you not be half-filling?
can they not be half-filling? 	can I not have half-filled?
can you not have half-filled?
can he not have half-filled?
can we not have half-filled?
can you not have half-filled?
can they not have half-filled? 	can I not have been half-filling?
can you not have been half-filling?
can he not have been half-filling?
can we not have been half-filling?
can you not have been half-filling?
can they not have been half-filling?