I can fade you can fade he can fade we can fade you can fade they can fade
V-ing form
I can be fading you can be fading he can be fading we can be fading you can be fading they can be fading
Perfect
I can have faded you can have faded he can have faded we can have faded you can have faded they can have faded
V-ing perfect
I can have been fading you can have been fading he can have been fading we can have been fading you can have been fading they can have been fading
Negation
Simple form
I can't fade you can't fade he can't fade we can't fade you can't fade they can't fade
V-ing form
I can't be fading you can't be fading he can't be fading we can't be fading you can't be fading they can't be fading
Perfect
I can't have faded you can't have faded he can't have faded we can't have faded you can't have faded they can't have faded
V-ing perfect
I can't have been fading you can't have been fading he can't have been fading we can't have been fading you can't have been fading they can't have been fading
Interrogative form
Simple form
can I fade? can you fade? can he fade? can we fade? can you fade? can they fade?
V-ing form
can I be fading? can you be fading? can he be fading? can we be fading? can you be fading? can they be fading?
Perfect
can I have faded? can you have faded? can he have faded? can we have faded? can you have faded? can they have faded?
V-ing perfect
can I have been fading? can you have been fading? can he have been fading? can we have been fading? can you have been fading? can they have been fading?
Interro-negative form
Simple form
can't I fade? can't you fade? can't he fade? can't we fade? can't you fade? can't they fade?
V-ing form
can't I be fading? can't you be fading? can't he be fading? can't we be fading? can't you be fading? can't they be fading?
Perfect
can't I have faded? can't you have faded? can't he have faded? can't we have faded? can't you have faded? can't they have faded?
V-ing perfect
can't I have been fading? can't you have been fading? can't he have been fading? can't we have been fading? can't you have been fading? can't they have been fading?