English verb conjugation
CAN MAD

Regular verb: mad - maded - maded

Affirmation

Simple form	V-ing form
I can mad you can mad he can mad we can mad you can mad they can mad	I can be mading you can be mading he can be mading we can be mading you can be mading they can be mading
Perfect	V-ing perfect
I can have maded you can have maded he can have maded we can have maded you can have maded they can have maded	I can have been mading you can have been mading he can have been mading we can have been mading you can have been mading they can have been mading

Negation

Simple form	V-ing form
I cannot mad you cannot mad he cannot mad we cannot mad you cannot mad they cannot mad	I cannot be mading you cannot be mading he cannot be mading we cannot be mading you cannot be mading they cannot be mading
Perfect	V-ing perfect
I cannot have maded you cannot have maded he cannot have maded we cannot have maded you cannot have maded they cannot have maded	I cannot have been mading you cannot have been mading he cannot have been mading we cannot have been mading you cannot have been mading they cannot have been mading

Interrogative form

Simple form	V-ing form
can I mad? can you mad? can he mad? can we mad? can you mad? can they mad?	can I be mading? can you be mading? can he be mading? can we be mading? can you be mading? can they be mading?
Perfect	V-ing perfect
can I have maded? can you have maded? can he have maded? can we have maded? can you have maded? can they have maded?	can I have been mading? can you have been mading? can he have been mading? can we have been mading? can you have been mading? can they have been mading?

Interro-negative form

Simple form	V-ing form
can I not mad? can you not mad? can he not mad? can we not mad? can you not mad? can they not mad?	can I not be mading? can you not be mading? can he not be mading? can we not be mading? can you not be mading? can they not be mading?
Perfect	V-ing perfect
can I not have maded? can you not have maded? can he not have maded? can we not have maded? can you not have maded? can they not have maded?	can I not have been mading? can you not have been mading? can he not have been mading? can we not have been mading? can you not have been mading? can they not have been mading?