can pat
Regular verb: pat - patted- patted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can pat
you can pat
he can pat
we can pat
you can pat
they can pat 	I can be patting
you can be patting
he can be patting
we can be patting
you can be patting
they can be patting	I can have patted
you can have patted
he can have patted
we can have patted
you can have patted
they can have patted	I can have been patting
you can have been patting
he can have been patting
we can have been patting
you can have been patting
they can have been patting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot pat
you cannot pat
he cannot pat
we cannot pat
you cannot pat
they cannot pat 	I cannot be patting
you cannot be patting
he cannot be patting
we cannot be patting
you cannot be patting
they cannot be patting	I cannot have patted
you cannot have patted
he cannot have patted
we cannot have patted
you cannot have patted
they cannot have patted	I cannot have been patting
you cannot have been patting
he cannot have been patting
we cannot have been patting
you cannot have been patting
they cannot have been patting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I pat?
can you pat?
can he pat?
can we pat?
can you pat?
can they pat? 	can I be patting?
can you be patting?
can he be patting?
can we be patting?
can you be patting?
can they be patting? 	can I have patted?
can you have patted?
can he have patted?
can we have patted?
can you have patted?
can they have patted? 	can I have been patting?
can you have been patting?
can he have been patting?
can we have been patting?
can you have been patting?
can they have been patting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not pat?
can you not pat?
can he not pat?
can we not pat?
can you not pat?
can they not pat? 	can I not be patting?
can you not be patting?
can he not be patting?
can we not be patting?
can you not be patting?
can they not be patting? 	can I not have patted?
can you not have patted?
can he not have patted?
can we not have patted?
can you not have patted?
can they not have patted? 	can I not have been patting?
can you not have been patting?
can he not have been patting?
can we not have been patting?
can you not have been patting?
can they not have been patting?