English verb conjugation
COULD BONNET

Regular verb: bonnet - bonneted - bonneted

Affirmation

Simple form	V-ing form
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
Perfect	V-ing perfect
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
I couldn't bonnet you couldn't bonnet he couldn't bonnet we couldn't bonnet you couldn't bonnet they couldn't bonnet	I couldn't be bonneting you couldn't be bonneting he couldn't be bonneting we couldn't be bonneting you couldn't be bonneting they couldn't be bonneting
Perfect	V-ing perfect
I couldn't have bonneted you couldn't have bonneted he couldn't have bonneted we couldn't have bonneted you couldn't have bonneted they couldn't have bonneted	I couldn't have been bonneting you couldn't have been bonneting he couldn't have been bonneting we couldn't have been bonneting you couldn't have been bonneting they couldn't have been bonneting

Interrogative form

Simple form	V-ing form
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?
Perfect	V-ing perfect
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
couldn't I bonnet? couldn't you bonnet? couldn't he bonnet? couldn't we bonnet? couldn't you bonnet? couldn't they bonnet?	couldn't I be bonneting? couldn't you be bonneting? couldn't he be bonneting? couldn't we be bonneting? couldn't you be bonneting? couldn't they be bonneting?
Perfect	V-ing perfect
couldn't I have bonneted? couldn't you have bonneted? couldn't he have bonneted? couldn't we have bonneted? couldn't you have bonneted? couldn't they have bonneted?	couldn't I have been bonneting? couldn't you have been bonneting? couldn't he have been bonneting? couldn't we have been bonneting? couldn't you have been bonneting? couldn't they have been bonneting?