could tootle
Regular verb: tootle - tootled- tootled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could tootle
you could tootle
he could tootle
we could tootle
you could tootle
they could tootle 	I could be tootling
you could be tootling
he could be tootling
we could be tootling
you could be tootling
they could be tootling	I could have tootled
you could have tootled
he could have tootled
we could have tootled
you could have tootled
they could have tootled	I could have been tootling
you could have been tootling
he could have been tootling
we could have been tootling
you could have been tootling
they could have been tootling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not tootle
you could not tootle
he could not tootle
we could not tootle
you could not tootle
they could not tootle 	I could not be tootling
you could not be tootling
he could not be tootling
we could not be tootling
you could not be tootling
they could not be tootling	I could not have tootled
you could not have tootled
he could not have tootled
we could not have tootled
you could not have tootled
they could not have tootled	I could not have been tootling
you could not have been tootling
he could not have been tootling
we could not have been tootling
you could not have been tootling
they could not have been tootling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I tootle?
could you tootle?
could he tootle?
could we tootle?
could you tootle?
could they tootle? 	could I be tootling?
could you be tootling?
could he be tootling?
could we be tootling?
could you be tootling?
could they be tootling? 	could I have tootled?
could you have tootled?
could he have tootled?
could we have tootled?
could you have tootled?
could they have tootled? 	could I have been tootling?
could you have been tootling?
could he have been tootling?
could we have been tootling?
could you have been tootling?
could they have been tootling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not tootle?
could you not tootle?
could he not tootle?
could we not tootle?
could you not tootle?
could they not tootle? 	could I not be tootling?
could you not be tootling?
could he not be tootling?
could we not be tootling?
could you not be tootling?
could they not be tootling? 	could I not have tootled?
could you not have tootled?
could he not have tootled?
could we not have tootled?
could you not have tootled?
could they not have tootled? 	could I not have been tootling?
could you not have been tootling?
could he not have been tootling?
could we not have been tootling?
could you not have been tootling?
could they not have been tootling?