I can filtrate you can filtrate she can filtrate we can filtrate you can filtrate they can filtrate
V-ing form
I can be filtrating you can be filtrating she can be filtrating we can be filtrating you can be filtrating they can be filtrating
Perfect
I can have filtrated you can have filtrated she can have filtrated we can have filtrated you can have filtrated they can have filtrated
V-ing perfect
I can have been filtrating you can have been filtrating she can have been filtrating we can have been filtrating you can have been filtrating they can have been filtrating
Negation
Simple form
I can't filtrate you can't filtrate she can't filtrate we can't filtrate you can't filtrate they can't filtrate
V-ing form
I can't be filtrating you can't be filtrating she can't be filtrating we can't be filtrating you can't be filtrating they can't be filtrating
Perfect
I can't have filtrated you can't have filtrated she can't have filtrated we can't have filtrated you can't have filtrated they can't have filtrated
V-ing perfect
I can't have been filtrating you can't have been filtrating she can't have been filtrating we can't have been filtrating you can't have been filtrating they can't have been filtrating
Interrogative form
Simple form
can I filtrate? can you filtrate? can she filtrate? can we filtrate? can you filtrate? can they filtrate?
V-ing form
can I be filtrating? can you be filtrating? can she be filtrating? can we be filtrating? can you be filtrating? can they be filtrating?
Perfect
can I have filtrated? can you have filtrated? can she have filtrated? can we have filtrated? can you have filtrated? can they have filtrated?
V-ing perfect
can I have been filtrating? can you have been filtrating? can she have been filtrating? can we have been filtrating? can you have been filtrating? can they have been filtrating?
Interro-negative form
Simple form
can't I filtrate? can't you filtrate? can't she filtrate? can't we filtrate? can't you filtrate? can't they filtrate?
V-ing form
can't I be filtrating? can't you be filtrating? can't she be filtrating? can't we be filtrating? can't you be filtrating? can't they be filtrating?
Perfect
can't I have filtrated? can't you have filtrated? can't she have filtrated? can't we have filtrated? can't you have filtrated? can't they have filtrated?
V-ing perfect
can't I have been filtrating? can't you have been filtrating? can't she have been filtrating? can't we have been filtrating? can't you have been filtrating? can't they have been filtrating?