can pitterpatter
Regular verb: pitterpatter - pitterpattered- pitterpattered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can pitterpatter
you can pitterpatter
he can pitterpatter
we can pitterpatter
you can pitterpatter
they can pitterpatter 	I can be pitterpattering
you can be pitterpattering
he can be pitterpattering
we can be pitterpattering
you can be pitterpattering
they can be pitterpattering	I can have pitterpattered
you can have pitterpattered
he can have pitterpattered
we can have pitterpattered
you can have pitterpattered
they can have pitterpattered	I can have been pitterpattering
you can have been pitterpattering
he can have been pitterpattering
we can have been pitterpattering
you can have been pitterpattering
they can have been pitterpattering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't pitterpatter
you can't pitterpatter
he can't pitterpatter
we can't pitterpatter
you can't pitterpatter
they can't pitterpatter 	I can't be pitterpattering
you can't be pitterpattering
he can't be pitterpattering
we can't be pitterpattering
you can't be pitterpattering
they can't be pitterpattering	I can't have pitterpattered
you can't have pitterpattered
he can't have pitterpattered
we can't have pitterpattered
you can't have pitterpattered
they can't have pitterpattered	I can't have been pitterpattering
you can't have been pitterpattering
he can't have been pitterpattering
we can't have been pitterpattering
you can't have been pitterpattering
they can't have been pitterpattering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I pitterpatter?
can you pitterpatter?
can he pitterpatter?
can we pitterpatter?
can you pitterpatter?
can they pitterpatter? 	can I be pitterpattering?
can you be pitterpattering?
can he be pitterpattering?
can we be pitterpattering?
can you be pitterpattering?
can they be pitterpattering? 	can I have pitterpattered?
can you have pitterpattered?
can he have pitterpattered?
can we have pitterpattered?
can you have pitterpattered?
can they have pitterpattered? 	can I have been pitterpattering?
can you have been pitterpattering?
can he have been pitterpattering?
can we have been pitterpattering?
can you have been pitterpattering?
can they have been pitterpattering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I pitterpatter?
can't you pitterpatter?
can't he pitterpatter?
can't we pitterpatter?
can't you pitterpatter?
can't they pitterpatter? 	can't I be pitterpattering?
can't you be pitterpattering?
can't he be pitterpattering?
can't we be pitterpattering?
can't you be pitterpattering?
can't they be pitterpattering? 	can't I have pitterpattered?
can't you have pitterpattered?
can't he have pitterpattered?
can't we have pitterpattered?
can't you have pitterpattered?
can't they have pitterpattered? 	can't I have been pitterpattering?
can't you have been pitterpattering?
can't he have been pitterpattering?
can't we have been pitterpattering?
can't you have been pitterpattering?
can't they have been pitterpattering?