English verb conjugation
COULD NESTLE

Regular verb: nestle - nestled - nestled

Affirmation

Simple form	V-ing form
I could nestle you could nestle he could nestle we could nestle you could nestle they could nestle	I could be nestling you could be nestling he could be nestling we could be nestling you could be nestling they could be nestling
Perfect	V-ing perfect
I could have nestled you could have nestled he could have nestled we could have nestled you could have nestled they could have nestled	I could have been nestling you could have been nestling he could have been nestling we could have been nestling you could have been nestling they could have been nestling

Negation

Simple form	V-ing form
I couldn't nestle you couldn't nestle he couldn't nestle we couldn't nestle you couldn't nestle they couldn't nestle	I couldn't be nestling you couldn't be nestling he couldn't be nestling we couldn't be nestling you couldn't be nestling they couldn't be nestling
Perfect	V-ing perfect
I couldn't have nestled you couldn't have nestled he couldn't have nestled we couldn't have nestled you couldn't have nestled they couldn't have nestled	I couldn't have been nestling you couldn't have been nestling he couldn't have been nestling we couldn't have been nestling you couldn't have been nestling they couldn't have been nestling

Interrogative form

Simple form	V-ing form
could I nestle? could you nestle? could he nestle? could we nestle? could you nestle? could they nestle?	could I be nestling? could you be nestling? could he be nestling? could we be nestling? could you be nestling? could they be nestling?
Perfect	V-ing perfect
could I have nestled? could you have nestled? could he have nestled? could we have nestled? could you have nestled? could they have nestled?	could I have been nestling? could you have been nestling? could he have been nestling? could we have been nestling? could you have been nestling? could they have been nestling?

Interro-negative form

Simple form	V-ing form
couldn't I nestle? couldn't you nestle? couldn't he nestle? couldn't we nestle? couldn't you nestle? couldn't they nestle?	couldn't I be nestling? couldn't you be nestling? couldn't he be nestling? couldn't we be nestling? couldn't you be nestling? couldn't they be nestling?
Perfect	V-ing perfect
couldn't I have nestled? couldn't you have nestled? couldn't he have nestled? couldn't we have nestled? couldn't you have nestled? couldn't they have nestled?	couldn't I have been nestling? couldn't you have been nestling? couldn't he have been nestling? couldn't we have been nestling? couldn't you have been nestling? couldn't they have been nestling?