English verb conjugation
COULD UNICYCLE

Regular verb: unicycle - unicycled - unicycled

Affirmation

Simple form	V-ing form
I could unicycle you could unicycle she could unicycle we could unicycle you could unicycle they could unicycle	I could be unicycling you could be unicycling she could be unicycling we could be unicycling you could be unicycling they could be unicycling
Perfect	V-ing perfect
I could have unicycled you could have unicycled she could have unicycled we could have unicycled you could have unicycled they could have unicycled	I could have been unicycling you could have been unicycling she could have been unicycling we could have been unicycling you could have been unicycling they could have been unicycling

Negation

Simple form	V-ing form
I couldn't unicycle you couldn't unicycle she couldn't unicycle we couldn't unicycle you couldn't unicycle they couldn't unicycle	I couldn't be unicycling you couldn't be unicycling she couldn't be unicycling we couldn't be unicycling you couldn't be unicycling they couldn't be unicycling
Perfect	V-ing perfect
I couldn't have unicycled you couldn't have unicycled she couldn't have unicycled we couldn't have unicycled you couldn't have unicycled they couldn't have unicycled	I couldn't have been unicycling you couldn't have been unicycling she couldn't have been unicycling we couldn't have been unicycling you couldn't have been unicycling they couldn't have been unicycling

Interrogative form

Simple form	V-ing form
could I unicycle? could you unicycle? could she unicycle? could we unicycle? could you unicycle? could they unicycle?	could I be unicycling? could you be unicycling? could she be unicycling? could we be unicycling? could you be unicycling? could they be unicycling?
Perfect	V-ing perfect
could I have unicycled? could you have unicycled? could she have unicycled? could we have unicycled? could you have unicycled? could they have unicycled?	could I have been unicycling? could you have been unicycling? could she have been unicycling? could we have been unicycling? could you have been unicycling? could they have been unicycling?

Interro-negative form

Simple form	V-ing form
couldn't I unicycle? couldn't you unicycle? couldn't she unicycle? couldn't we unicycle? couldn't you unicycle? couldn't they unicycle?	couldn't I be unicycling? couldn't you be unicycling? couldn't she be unicycling? couldn't we be unicycling? couldn't you be unicycling? couldn't they be unicycling?
Perfect	V-ing perfect
couldn't I have unicycled? couldn't you have unicycled? couldn't she have unicycled? couldn't we have unicycled? couldn't you have unicycled? couldn't they have unicycled?	couldn't I have been unicycling? couldn't you have been unicycling? couldn't she have been unicycling? couldn't we have been unicycling? couldn't you have been unicycling? couldn't they have been unicycling?