could bonnet
Regular verb: bonnet - bonneted- bonneted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could bonnet
you could bonnet
he could bonnet
we could bonnet
you could bonnet
they could bonnet 	I could be bonneting
you could be bonneting
he could be bonneting
we could be bonneting
you could be bonneting
they could be bonneting	I could have bonneted
you could have bonneted
he could have bonneted
we could have bonneted
you could have bonneted
they could have bonneted	I could have been bonneting
you could have been bonneting
he could have been bonneting
we could have been bonneting
you could have been bonneting
they could have been bonneting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not bonnet
you could not bonnet
he could not bonnet
we could not bonnet
you could not bonnet
they could not bonnet 	I could not be bonneting
you could not be bonneting
he could not be bonneting
we could not be bonneting
you could not be bonneting
they could not be bonneting	I could not have bonneted
you could not have bonneted
he could not have bonneted
we could not have bonneted
you could not have bonneted
they could not have bonneted	I could not have been bonneting
you could not have been bonneting
he could not have been bonneting
we could not have been bonneting
you could not have been bonneting
they could not have been bonneting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I bonnet?
could you bonnet?
could he bonnet?
could we bonnet?
could you bonnet?
could they bonnet? 	could I be bonneting?
could you be bonneting?
could he be bonneting?
could we be bonneting?
could you be bonneting?
could they be bonneting? 	could I have bonneted?
could you have bonneted?
could he have bonneted?
could we have bonneted?
could you have bonneted?
could they have bonneted? 	could I have been bonneting?
could you have been bonneting?
could he have been bonneting?
could we have been bonneting?
could you have been bonneting?
could they have been bonneting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not bonnet?
could you not bonnet?
could he not bonnet?
could we not bonnet?
could you not bonnet?
could they not bonnet? 	could I not be bonneting?
could you not be bonneting?
could he not be bonneting?
could we not be bonneting?
could you not be bonneting?
could they not be bonneting? 	could I not have bonneted?
could you not have bonneted?
could he not have bonneted?
could we not have bonneted?
could you not have bonneted?
could they not have bonneted? 	could I not have been bonneting?
could you not have been bonneting?
could he not have been bonneting?
could we not have been bonneting?
could you not have been bonneting?
could they not have been bonneting?