English verb conjugation
COULD NESTLE

Regular verb: nestle - nestled - nestled

Affirmation

Simple form	V-ing form
I could nestle you could nestle she could nestle we could nestle you could nestle they could nestle	I could be nestling you could be nestling she 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 she 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 she 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 she 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 she 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 she 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 she 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 she nestle? could we nestle? could you nestle? could they nestle?	could I be nestling? could you be nestling? could she 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 she 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 she 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 she 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 she 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 she 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 she have been nestling? couldn't we have been nestling? couldn't you have been nestling? couldn't they have been nestling?