English verb conjugation
COULD BOBBIE

Regular verb: bobbie - bobbied - bobbied

Affirmation

Simple form	V-ing form
I could bobbie you could bobbie he could bobbie we could bobbie you could bobbie they could bobbie	I could be bobbying you could be bobbying he could be bobbying we could be bobbying you could be bobbying they could be bobbying
Perfect	V-ing perfect
I could have bobbied you could have bobbied he could have bobbied we could have bobbied you could have bobbied they could have bobbied	I could have been bobbying you could have been bobbying he could have been bobbying we could have been bobbying you could have been bobbying they could have been bobbying

Negation

Simple form	V-ing form
I couldn't bobbie you couldn't bobbie he couldn't bobbie we couldn't bobbie you couldn't bobbie they couldn't bobbie	I couldn't be bobbying you couldn't be bobbying he couldn't be bobbying we couldn't be bobbying you couldn't be bobbying they couldn't be bobbying
Perfect	V-ing perfect
I couldn't have bobbied you couldn't have bobbied he couldn't have bobbied we couldn't have bobbied you couldn't have bobbied they couldn't have bobbied	I couldn't have been bobbying you couldn't have been bobbying he couldn't have been bobbying we couldn't have been bobbying you couldn't have been bobbying they couldn't have been bobbying

Interrogative form

Simple form	V-ing form
could I bobbie? could you bobbie? could he bobbie? could we bobbie? could you bobbie? could they bobbie?	could I be bobbying? could you be bobbying? could he be bobbying? could we be bobbying? could you be bobbying? could they be bobbying?
Perfect	V-ing perfect
could I have bobbied? could you have bobbied? could he have bobbied? could we have bobbied? could you have bobbied? could they have bobbied?	could I have been bobbying? could you have been bobbying? could he have been bobbying? could we have been bobbying? could you have been bobbying? could they have been bobbying?

Interro-negative form

Simple form	V-ing form
couldn't I bobbie? couldn't you bobbie? couldn't he bobbie? couldn't we bobbie? couldn't you bobbie? couldn't they bobbie?	couldn't I be bobbying? couldn't you be bobbying? couldn't he be bobbying? couldn't we be bobbying? couldn't you be bobbying? couldn't they be bobbying?
Perfect	V-ing perfect
couldn't I have bobbied? couldn't you have bobbied? couldn't he have bobbied? couldn't we have bobbied? couldn't you have bobbied? couldn't they have bobbied?	couldn't I have been bobbying? couldn't you have been bobbying? couldn't he have been bobbying? couldn't we have been bobbying? couldn't you have been bobbying? couldn't they have been bobbying?