I should fade you should fade she should fade we should fade you should fade they should fade
V-ing form
I should be fading you should be fading she should be fading we should be fading you should be fading they should be fading
Perfect
I should have faded you should have faded she should have faded we should have faded you should have faded they should have faded
V-ing perfect
I should have been fading you should have been fading she should have been fading we should have been fading you should have been fading they should have been fading
Negation
Simple form
I should not fade you should not fade she should not fade we should not fade you should not fade they should not fade
V-ing form
I should not be fading you should not be fading she should not be fading we should not be fading you should not be fading they should not be fading
Perfect
I should not have faded you should not have faded she should not have faded we should not have faded you should not have faded they should not have faded
V-ing perfect
I should not have been fading you should not have been fading she should not have been fading we should not have been fading you should not have been fading they should not have been fading
Interrogative form
Simple form
should I fade? should you fade? should she fade? should we fade? should you fade? should they fade?
V-ing form
should I be fading? should you be fading? should she be fading? should we be fading? should you be fading? should they be fading?
Perfect
should I have faded? should you have faded? should she have faded? should we have faded? should you have faded? should they have faded?
V-ing perfect
should I have been fading? should you have been fading? should she have been fading? should we have been fading? should you have been fading? should they have been fading?
Interro-negative form
Simple form
should I not fade? should you not fade? should she not fade? should we not fade? should you not fade? should they not fade?
V-ing form
should I not be fading? should you not be fading? should she not be fading? should we not be fading? should you not be fading? should they not be fading?
Perfect
should I not have faded? should you not have faded? should she not have faded? should we not have faded? should you not have faded? should they not have faded?
V-ing perfect
should I not have been fading? should you not have been fading? should she not have been fading? should we not have been fading? should you not have been fading? should they not have been fading?