English verb conjugation
CAN PLAGUE

Regular verb: plague - plagued - plagued

Affirmation

Simple form	V-ing form
I can plague you can plague she can plague we can plague you can plague they can plague	I can be plaguing you can be plaguing she can be plaguing we can be plaguing you can be plaguing they can be plaguing
Perfect	V-ing perfect
I can have plagued you can have plagued she can have plagued we can have plagued you can have plagued they can have plagued	I can have been plaguing you can have been plaguing she can have been plaguing we can have been plaguing you can have been plaguing they can have been plaguing

Negation

Simple form	V-ing form
I cannot plague you cannot plague she cannot plague we cannot plague you cannot plague they cannot plague	I cannot be plaguing you cannot be plaguing she cannot be plaguing we cannot be plaguing you cannot be plaguing they cannot be plaguing
Perfect	V-ing perfect
I cannot have plagued you cannot have plagued she cannot have plagued we cannot have plagued you cannot have plagued they cannot have plagued	I cannot have been plaguing you cannot have been plaguing she cannot have been plaguing we cannot have been plaguing you cannot have been plaguing they cannot have been plaguing

Interrogative form

Simple form	V-ing form
can I plague? can you plague? can she plague? can we plague? can you plague? can they plague?	can I be plaguing? can you be plaguing? can she be plaguing? can we be plaguing? can you be plaguing? can they be plaguing?
Perfect	V-ing perfect
can I have plagued? can you have plagued? can she have plagued? can we have plagued? can you have plagued? can they have plagued?	can I have been plaguing? can you have been plaguing? can she have been plaguing? can we have been plaguing? can you have been plaguing? can they have been plaguing?

Interro-negative form

Simple form	V-ing form
can I not plague? can you not plague? can she not plague? can we not plague? can you not plague? can they not plague?	can I not be plaguing? can you not be plaguing? can she not be plaguing? can we not be plaguing? can you not be plaguing? can they not be plaguing?
Perfect	V-ing perfect
can I not have plagued? can you not have plagued? can she not have plagued? can we not have plagued? can you not have plagued? can they not have plagued?	can I not have been plaguing? can you not have been plaguing? can she not have been plaguing? can we not have been plaguing? can you not have been plaguing? can they not have been plaguing?