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 can't scour you can't scour he can't scour we can't scour you can't scour they can't scour	I can't be scouring you can't be scouring he can't be scouring we can't be scouring you can't be scouring they can't be scouring
Perfect	V-ing perfect
I can't have scoured you can't have scoured he can't have scoured we can't have scoured you can't have scoured they can't have scoured	I can't have been scouring you can't have been scouring he can't have been scouring we can't have been scouring you can't have been scouring they can't 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't I scour? can't you scour? can't he scour? can't we scour? can't you scour? can't they scour?	can't I be scouring? can't you be scouring? can't he be scouring? can't we be scouring? can't you be scouring? can't they be scouring?
Perfect	V-ing perfect
can't I have scoured? can't you have scoured? can't he have scoured? can't we have scoured? can't you have scoured? can't they have scoured?	can't I have been scouring? can't you have been scouring? can't he have been scouring? can't we have been scouring? can't you have been scouring? can't they have been scouring?