English verb conjugation
COULD SETTLE

Regular verb: settle - settled - settled

Affirmation

Simple form	V-ing form
I could settle you could settle he could settle we could settle you could settle they could settle	I could be settling you could be settling he could be settling we could be settling you could be settling they could be settling
Perfect	V-ing perfect
I could have settled you could have settled he could have settled we could have settled you could have settled they could have settled	I could have been settling you could have been settling he could have been settling we could have been settling you could have been settling they could have been settling

Negation

Simple form	V-ing form
I couldn't settle you couldn't settle he couldn't settle we couldn't settle you couldn't settle they couldn't settle	I couldn't be settling you couldn't be settling he couldn't be settling we couldn't be settling you couldn't be settling they couldn't be settling
Perfect	V-ing perfect
I couldn't have settled you couldn't have settled he couldn't have settled we couldn't have settled you couldn't have settled they couldn't have settled	I couldn't have been settling you couldn't have been settling he couldn't have been settling we couldn't have been settling you couldn't have been settling they couldn't have been settling

Interrogative form

Simple form	V-ing form
could I settle? could you settle? could he settle? could we settle? could you settle? could they settle?	could I be settling? could you be settling? could he be settling? could we be settling? could you be settling? could they be settling?
Perfect	V-ing perfect
could I have settled? could you have settled? could he have settled? could we have settled? could you have settled? could they have settled?	could I have been settling? could you have been settling? could he have been settling? could we have been settling? could you have been settling? could they have been settling?

Interro-negative form

Simple form	V-ing form
couldn't I settle? couldn't you settle? couldn't he settle? couldn't we settle? couldn't you settle? couldn't they settle?	couldn't I be settling? couldn't you be settling? couldn't he be settling? couldn't we be settling? couldn't you be settling? couldn't they be settling?
Perfect	V-ing perfect
couldn't I have settled? couldn't you have settled? couldn't he have settled? couldn't we have settled? couldn't you have settled? couldn't they have settled?	couldn't I have been settling? couldn't you have been settling? couldn't he have been settling? couldn't we have been settling? couldn't you have been settling? couldn't they have been settling?