English verb conjugation
COULD ALLY

Regular verb: ally - allied - allied

Affirmation

Simple form	V-ing form
I could ally you could ally she could ally we could ally you could ally they could ally	I could be allying you could be allying she could be allying we could be allying you could be allying they could be allying
Perfect	V-ing perfect
I could have allied you could have allied she could have allied we could have allied you could have allied they could have allied	I could have been allying you could have been allying she could have been allying we could have been allying you could have been allying they could have been allying

Negation

Simple form	V-ing form
I couldn't ally you couldn't ally she couldn't ally we couldn't ally you couldn't ally they couldn't ally	I couldn't be allying you couldn't be allying she couldn't be allying we couldn't be allying you couldn't be allying they couldn't be allying
Perfect	V-ing perfect
I couldn't have allied you couldn't have allied she couldn't have allied we couldn't have allied you couldn't have allied they couldn't have allied	I couldn't have been allying you couldn't have been allying she couldn't have been allying we couldn't have been allying you couldn't have been allying they couldn't have been allying

Interrogative form

Simple form	V-ing form
could I ally? could you ally? could she ally? could we ally? could you ally? could they ally?	could I be allying? could you be allying? could she be allying? could we be allying? could you be allying? could they be allying?
Perfect	V-ing perfect
could I have allied? could you have allied? could she have allied? could we have allied? could you have allied? could they have allied?	could I have been allying? could you have been allying? could she have been allying? could we have been allying? could you have been allying? could they have been allying?

Interro-negative form

Simple form	V-ing form
couldn't I ally? couldn't you ally? couldn't she ally? couldn't we ally? couldn't you ally? couldn't they ally?	couldn't I be allying? couldn't you be allying? couldn't she be allying? couldn't we be allying? couldn't you be allying? couldn't they be allying?
Perfect	V-ing perfect
couldn't I have allied? couldn't you have allied? couldn't she have allied? couldn't we have allied? couldn't you have allied? couldn't they have allied?	couldn't I have been allying? couldn't you have been allying? couldn't she have been allying? couldn't we have been allying? couldn't you have been allying? couldn't they have been allying?