I can rationalize you can rationalize she can rationalize we can rationalize you can rationalize they can rationalize
V-ing form
I can be rationalizing you can be rationalizing she can be rationalizing we can be rationalizing you can be rationalizing they can be rationalizing
Perfect
I can have rationalized you can have rationalized she can have rationalized we can have rationalized you can have rationalized they can have rationalized
V-ing perfect
I can have been rationalizing you can have been rationalizing she can have been rationalizing we can have been rationalizing you can have been rationalizing they can have been rationalizing
Negation
Simple form
I can't rationalize you can't rationalize she can't rationalize we can't rationalize you can't rationalize they can't rationalize
V-ing form
I can't be rationalizing you can't be rationalizing she can't be rationalizing we can't be rationalizing you can't be rationalizing they can't be rationalizing
Perfect
I can't have rationalized you can't have rationalized she can't have rationalized we can't have rationalized you can't have rationalized they can't have rationalized
V-ing perfect
I can't have been rationalizing you can't have been rationalizing she can't have been rationalizing we can't have been rationalizing you can't have been rationalizing they can't have been rationalizing
Interrogative form
Simple form
can I rationalize? can you rationalize? can she rationalize? can we rationalize? can you rationalize? can they rationalize?
V-ing form
can I be rationalizing? can you be rationalizing? can she be rationalizing? can we be rationalizing? can you be rationalizing? can they be rationalizing?
Perfect
can I have rationalized? can you have rationalized? can she have rationalized? can we have rationalized? can you have rationalized? can they have rationalized?
V-ing perfect
can I have been rationalizing? can you have been rationalizing? can she have been rationalizing? can we have been rationalizing? can you have been rationalizing? can they have been rationalizing?
Interro-negative form
Simple form
can't I rationalize? can't you rationalize? can't she rationalize? can't we rationalize? can't you rationalize? can't they rationalize?
V-ing form
can't I be rationalizing? can't you be rationalizing? can't she be rationalizing? can't we be rationalizing? can't you be rationalizing? can't they be rationalizing?
Perfect
can't I have rationalized? can't you have rationalized? can't she have rationalized? can't we have rationalized? can't you have rationalized? can't they have rationalized?
V-ing perfect
can't I have been rationalizing? can't you have been rationalizing? can't she have been rationalizing? can't we have been rationalizing? can't you have been rationalizing? can't they have been rationalizing?