English verb conjugation
COULD BOOGIE

Regular verb: boogie - boogied - boogied

Affirmation

Simple form	V-ing form
I could boogie you could boogie he could boogie we could boogie you could boogie they could boogie	I could be boogying you could be boogying he could be boogying we could be boogying you could be boogying they could be boogying
Perfect	V-ing perfect
I could have boogied you could have boogied he could have boogied we could have boogied you could have boogied they could have boogied	I could have been boogying you could have been boogying he could have been boogying we could have been boogying you could have been boogying they could have been boogying

Negation

Simple form	V-ing form
I couldn't boogie you couldn't boogie he couldn't boogie we couldn't boogie you couldn't boogie they couldn't boogie	I couldn't be boogying you couldn't be boogying he couldn't be boogying we couldn't be boogying you couldn't be boogying they couldn't be boogying
Perfect	V-ing perfect
I couldn't have boogied you couldn't have boogied he couldn't have boogied we couldn't have boogied you couldn't have boogied they couldn't have boogied	I couldn't have been boogying you couldn't have been boogying he couldn't have been boogying we couldn't have been boogying you couldn't have been boogying they couldn't have been boogying

Interrogative form

Simple form	V-ing form
could I boogie? could you boogie? could he boogie? could we boogie? could you boogie? could they boogie?	could I be boogying? could you be boogying? could he be boogying? could we be boogying? could you be boogying? could they be boogying?
Perfect	V-ing perfect
could I have boogied? could you have boogied? could he have boogied? could we have boogied? could you have boogied? could they have boogied?	could I have been boogying? could you have been boogying? could he have been boogying? could we have been boogying? could you have been boogying? could they have been boogying?

Interro-negative form

Simple form	V-ing form
couldn't I boogie? couldn't you boogie? couldn't he boogie? couldn't we boogie? couldn't you boogie? couldn't they boogie?	couldn't I be boogying? couldn't you be boogying? couldn't he be boogying? couldn't we be boogying? couldn't you be boogying? couldn't they be boogying?
Perfect	V-ing perfect
couldn't I have boogied? couldn't you have boogied? couldn't he have boogied? couldn't we have boogied? couldn't you have boogied? couldn't they have boogied?	couldn't I have been boogying? couldn't you have been boogying? couldn't he have been boogying? couldn't we have been boogying? couldn't you have been boogying? couldn't they have been boogying?