English verb conjugation
COULD ISLE ISLE

Regular verb: isle isle - isle isled - isle isled

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I could isle isle you could isle isle he could isle isle we could isle isle you could isle isle they could isle isle	I could be isle isling you could be isle isling he could be isle isling we could be isle isling you could be isle isling they could be isle isling
Perfect	V-ing perfect
I could have isle isled you could have isle isled he could have isle isled we could have isle isled you could have isle isled they could have isle isled	I could have been isle isling you could have been isle isling he could have been isle isling we could have been isle isling you could have been isle isling they could have been isle isling

Negation

Simple form	V-ing form
I could not isle isle you could not isle isle he could not isle isle we could not isle isle you could not isle isle they could not isle isle	I could not be isle isling you could not be isle isling he could not be isle isling we could not be isle isling you could not be isle isling they could not be isle isling
Perfect	V-ing perfect
I could not have isle isled you could not have isle isled he could not have isle isled we could not have isle isled you could not have isle isled they could not have isle isled	I could not have been isle isling you could not have been isle isling he could not have been isle isling we could not have been isle isling you could not have been isle isling they could not have been isle isling

Interrogative form

Simple form	V-ing form
could I isle isle? could you isle isle? could he isle isle? could we isle isle? could you isle isle? could they isle isle?	could I be isle isling? could you be isle isling? could he be isle isling? could we be isle isling? could you be isle isling? could they be isle isling?
Perfect	V-ing perfect
could I have isle isled? could you have isle isled? could he have isle isled? could we have isle isled? could you have isle isled? could they have isle isled?	could I have been isle isling? could you have been isle isling? could he have been isle isling? could we have been isle isling? could you have been isle isling? could they have been isle isling?

Interro-negative form

Simple form	V-ing form
could I not isle isle? could you not isle isle? could he not isle isle? could we not isle isle? could you not isle isle? could they not isle isle?	could I not be isle isling? could you not be isle isling? could he not be isle isling? could we not be isle isling? could you not be isle isling? could they not be isle isling?
Perfect	V-ing perfect
could I not have isle isled? could you not have isle isled? could he not have isle isled? could we not have isle isled? could you not have isle isled? could they not have isle isled?	could I not have been isle isling? could you not have been isle isling? could he not have been isle isling? could we not have been isle isling? could you not have been isle isling? could they not have been isle isling?