English verb conjugation
CAN PONTIFICATE

Regular verb: pontificate - pontificated - pontificated

Affirmation

Simple form	V-ing form
I can pontificate you can pontificate he can pontificate we can pontificate you can pontificate they can pontificate	I can be pontificating you can be pontificating he can be pontificating we can be pontificating you can be pontificating they can be pontificating
Perfect	V-ing perfect
I can have pontificated you can have pontificated he can have pontificated we can have pontificated you can have pontificated they can have pontificated	I can have been pontificating you can have been pontificating he can have been pontificating we can have been pontificating you can have been pontificating they can have been pontificating

Negation

Simple form	V-ing form
I cannot pontificate you cannot pontificate he cannot pontificate we cannot pontificate you cannot pontificate they cannot pontificate	I cannot be pontificating you cannot be pontificating he cannot be pontificating we cannot be pontificating you cannot be pontificating they cannot be pontificating
Perfect	V-ing perfect
I cannot have pontificated you cannot have pontificated he cannot have pontificated we cannot have pontificated you cannot have pontificated they cannot have pontificated	I cannot have been pontificating you cannot have been pontificating he cannot have been pontificating we cannot have been pontificating you cannot have been pontificating they cannot have been pontificating

Interrogative form

Simple form	V-ing form
can I pontificate? can you pontificate? can he pontificate? can we pontificate? can you pontificate? can they pontificate?	can I be pontificating? can you be pontificating? can he be pontificating? can we be pontificating? can you be pontificating? can they be pontificating?
Perfect	V-ing perfect
can I have pontificated? can you have pontificated? can he have pontificated? can we have pontificated? can you have pontificated? can they have pontificated?	can I have been pontificating? can you have been pontificating? can he have been pontificating? can we have been pontificating? can you have been pontificating? can they have been pontificating?

Interro-negative form

Simple form	V-ing form
can I not pontificate? can you not pontificate? can he not pontificate? can we not pontificate? can you not pontificate? can they not pontificate?	can I not be pontificating? can you not be pontificating? can he not be pontificating? can we not be pontificating? can you not be pontificating? can they not be pontificating?
Perfect	V-ing perfect
can I not have pontificated? can you not have pontificated? can he not have pontificated? can we not have pontificated? can you not have pontificated? can they not have pontificated?	can I not have been pontificating? can you not have been pontificating? can he not have been pontificating? can we not have been pontificating? can you not have been pontificating? can they not have been pontificating?