I can pooh-pooh you can pooh-pooh she can pooh-pooh we can pooh-pooh you can pooh-pooh they can pooh-pooh
V-ing form
I can be pooh-poohing you can be pooh-poohing she can be pooh-poohing we can be pooh-poohing you can be pooh-poohing they can be pooh-poohing
Perfect
I can have pooh-poohed you can have pooh-poohed she can have pooh-poohed we can have pooh-poohed you can have pooh-poohed they can have pooh-poohed
V-ing perfect
I can have been pooh-poohing you can have been pooh-poohing she can have been pooh-poohing we can have been pooh-poohing you can have been pooh-poohing they can have been pooh-poohing
Negation
Simple form
I cannot pooh-pooh you cannot pooh-pooh she cannot pooh-pooh we cannot pooh-pooh you cannot pooh-pooh they cannot pooh-pooh
V-ing form
I cannot be pooh-poohing you cannot be pooh-poohing she cannot be pooh-poohing we cannot be pooh-poohing you cannot be pooh-poohing they cannot be pooh-poohing
Perfect
I cannot have pooh-poohed you cannot have pooh-poohed she cannot have pooh-poohed we cannot have pooh-poohed you cannot have pooh-poohed they cannot have pooh-poohed
V-ing perfect
I cannot have been pooh-poohing you cannot have been pooh-poohing she cannot have been pooh-poohing we cannot have been pooh-poohing you cannot have been pooh-poohing they cannot have been pooh-poohing
Interrogative form
Simple form
can I pooh-pooh? can you pooh-pooh? can she pooh-pooh? can we pooh-pooh? can you pooh-pooh? can they pooh-pooh?
V-ing form
can I be pooh-poohing? can you be pooh-poohing? can she be pooh-poohing? can we be pooh-poohing? can you be pooh-poohing? can they be pooh-poohing?
Perfect
can I have pooh-poohed? can you have pooh-poohed? can she have pooh-poohed? can we have pooh-poohed? can you have pooh-poohed? can they have pooh-poohed?
V-ing perfect
can I have been pooh-poohing? can you have been pooh-poohing? can she have been pooh-poohing? can we have been pooh-poohing? can you have been pooh-poohing? can they have been pooh-poohing?
Interro-negative form
Simple form
can I not pooh-pooh? can you not pooh-pooh? can she not pooh-pooh? can we not pooh-pooh? can you not pooh-pooh? can they not pooh-pooh?
V-ing form
can I not be pooh-poohing? can you not be pooh-poohing? can she not be pooh-poohing? can we not be pooh-poohing? can you not be pooh-poohing? can they not be pooh-poohing?
Perfect
can I not have pooh-poohed? can you not have pooh-poohed? can she not have pooh-poohed? can we not have pooh-poohed? can you not have pooh-poohed? can they not have pooh-poohed?
V-ing perfect
can I not have been pooh-poohing? can you not have been pooh-poohing? can she not have been pooh-poohing? can we not have been pooh-poohing? can you not have been pooh-poohing? can they not have been pooh-poohing?