English verb conjugation
COULD NETTLE

Regular verb: nettle - nettled - nettled

Affirmation

Simple form	V-ing form
I could nettle you could nettle she could nettle we could nettle you could nettle they could nettle	I could be nettling you could be nettling she could be nettling we could be nettling you could be nettling they could be nettling
Perfect	V-ing perfect
I could have nettled you could have nettled she could have nettled we could have nettled you could have nettled they could have nettled	I could have been nettling you could have been nettling she could have been nettling we could have been nettling you could have been nettling they could have been nettling

Negation

Simple form	V-ing form
I could not nettle you could not nettle she could not nettle we could not nettle you could not nettle they could not nettle	I could not be nettling you could not be nettling she could not be nettling we could not be nettling you could not be nettling they could not be nettling
Perfect	V-ing perfect
I could not have nettled you could not have nettled she could not have nettled we could not have nettled you could not have nettled they could not have nettled	I could not have been nettling you could not have been nettling she could not have been nettling we could not have been nettling you could not have been nettling they could not have been nettling

Interrogative form

Simple form	V-ing form
could I nettle? could you nettle? could she nettle? could we nettle? could you nettle? could they nettle?	could I be nettling? could you be nettling? could she be nettling? could we be nettling? could you be nettling? could they be nettling?
Perfect	V-ing perfect
could I have nettled? could you have nettled? could she have nettled? could we have nettled? could you have nettled? could they have nettled?	could I have been nettling? could you have been nettling? could she have been nettling? could we have been nettling? could you have been nettling? could they have been nettling?

Interro-negative form

Simple form	V-ing form
could I not nettle? could you not nettle? could she not nettle? could we not nettle? could you not nettle? could they not nettle?	could I not be nettling? could you not be nettling? could she not be nettling? could we not be nettling? could you not be nettling? could they not be nettling?
Perfect	V-ing perfect
could I not have nettled? could you not have nettled? could she not have nettled? could we not have nettled? could you not have nettled? could they not have nettled?	could I not have been nettling? could you not have been nettling? could she not have been nettling? could we not have been nettling? could you not have been nettling? could they not have been nettling?