I can ally you can ally she can ally we can ally you can ally they can ally
V-ing form
I can be allying you can be allying she can be allying we can be allying you can be allying they can be allying
Perfect
I can have allied you can have allied she can have allied we can have allied you can have allied they can have allied
V-ing perfect
I can have been allying you can have been allying she can have been allying we can have been allying you can have been allying they can have been allying
Negation
Simple form
I can't ally you can't ally she can't ally we can't ally you can't ally they can't ally
V-ing form
I can't be allying you can't be allying she can't be allying we can't be allying you can't be allying they can't be allying
Perfect
I can't have allied you can't have allied she can't have allied we can't have allied you can't have allied they can't have allied
V-ing perfect
I can't have been allying you can't have been allying she can't have been allying we can't have been allying you can't have been allying they can't have been allying
Interrogative form
Simple form
can I ally? can you ally? can she ally? can we ally? can you ally? can they ally?
V-ing form
can I be allying? can you be allying? can she be allying? can we be allying? can you be allying? can they be allying?
Perfect
can I have allied? can you have allied? can she have allied? can we have allied? can you have allied? can they have allied?
V-ing perfect
can I have been allying? can you have been allying? can she have been allying? can we have been allying? can you have been allying? can they have been allying?
Interro-negative form
Simple form
can't I ally? can't you ally? can't she ally? can't we ally? can't you ally? can't they ally?
V-ing form
can't I be allying? can't you be allying? can't she be allying? can't we be allying? can't you be allying? can't they be allying?
Perfect
can't I have allied? can't you have allied? can't she have allied? can't we have allied? can't you have allied? can't they have allied?
V-ing perfect
can't I have been allying? can't you have been allying? can't she have been allying? can't we have been allying? can't you have been allying? can't they have been allying?