could ally
Regular verb: ally - allied- allied

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
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	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 	Perfect 	V-ing perfect 	
I could not ally
you could not ally
she could not ally
we could not ally
you could not ally
they could not ally 	I could not be allying
you could not be allying
she could not be allying
we could not be allying
you could not be allying
they could not be allying	I could not have allied
you could not have allied
she could not have allied
we could not have allied
you could not have allied
they could not have allied	I could not have been allying
you could not have been allying
she could not have been allying
we could not have been allying
you could not have been allying
they could not have been allying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
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? 	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 	Perfect 	V-ing perfect 	
could I not ally?
could you not ally?
could she not ally?
could we not ally?
could you not ally?
could they not ally? 	could I not be allying?
could you not be allying?
could she not be allying?
could we not be allying?
could you not be allying?
could they not be allying? 	could I not have allied?
could you not have allied?
could she not have allied?
could we not have allied?
could you not have allied?
could they not have allied? 	could I not have been allying?
could you not have been allying?
could she not have been allying?
could we not have been allying?
could you not have been allying?
could they not have been allying?