English verb conjugation
CAN SCOUR

Regular verb: scour - scoured - scoured

Affirmation

Simple form	V-ing form
I can scour you can scour he can scour we can scour you can scour they can scour	I can be scouring you can be scouring he can be scouring we can be scouring you can be scouring they can be scouring
Perfect	V-ing perfect
I can have scoured you can have scoured he can have scoured we can have scoured you can have scoured they can have scoured	I can have been scouring you can have been scouring he can have been scouring we can have been scouring you can have been scouring they can have been scouring

Negation

Simple form	V-ing form
I cannot scour you cannot scour he cannot scour we cannot scour you cannot scour they cannot scour	I cannot be scouring you cannot be scouring he cannot be scouring we cannot be scouring you cannot be scouring they cannot be scouring
Perfect	V-ing perfect
I cannot have scoured you cannot have scoured he cannot have scoured we cannot have scoured you cannot have scoured they cannot have scoured	I cannot have been scouring you cannot have been scouring he cannot have been scouring we cannot have been scouring you cannot have been scouring they cannot have been scouring

Interrogative form

Simple form	V-ing form
can I scour? can you scour? can he scour? can we scour? can you scour? can they scour?	can I be scouring? can you be scouring? can he be scouring? can we be scouring? can you be scouring? can they be scouring?
Perfect	V-ing perfect
can I have scoured? can you have scoured? can he have scoured? can we have scoured? can you have scoured? can they have scoured?	can I have been scouring? can you have been scouring? can he have been scouring? can we have been scouring? can you have been scouring? can they have been scouring?

Interro-negative form

Simple form	V-ing form
can I not scour? can you not scour? can he not scour? can we not scour? can you not scour? can they not scour?	can I not be scouring? can you not be scouring? can he not be scouring? can we not be scouring? can you not be scouring? can they not be scouring?
Perfect	V-ing perfect
can I not have scoured? can you not have scoured? can he not have scoured? can we not have scoured? can you not have scoured? can they not have scoured?	can I not have been scouring? can you not have been scouring? can he not have been scouring? can we not have been scouring? can you not have been scouring? can they not have been scouring?