English verb conjugation
COULD DEVASTATE

Regular verb: devastate - devastated - devastated

Affirmation

Simple form	V-ing form
I could devastate you could devastate she could devastate we could devastate you could devastate they could devastate	I could be devastating you could be devastating she could be devastating we could be devastating you could be devastating they could be devastating
Perfect	V-ing perfect
I could have devastated you could have devastated she could have devastated we could have devastated you could have devastated they could have devastated	I could have been devastating you could have been devastating she could have been devastating we could have been devastating you could have been devastating they could have been devastating

Negation

Simple form	V-ing form
I couldn't devastate you couldn't devastate she couldn't devastate we couldn't devastate you couldn't devastate they couldn't devastate	I couldn't be devastating you couldn't be devastating she couldn't be devastating we couldn't be devastating you couldn't be devastating they couldn't be devastating
Perfect	V-ing perfect
I couldn't have devastated you couldn't have devastated she couldn't have devastated we couldn't have devastated you couldn't have devastated they couldn't have devastated	I couldn't have been devastating you couldn't have been devastating she couldn't have been devastating we couldn't have been devastating you couldn't have been devastating they couldn't have been devastating

Interrogative form

Simple form	V-ing form
could I devastate? could you devastate? could she devastate? could we devastate? could you devastate? could they devastate?	could I be devastating? could you be devastating? could she be devastating? could we be devastating? could you be devastating? could they be devastating?
Perfect	V-ing perfect
could I have devastated? could you have devastated? could she have devastated? could we have devastated? could you have devastated? could they have devastated?	could I have been devastating? could you have been devastating? could she have been devastating? could we have been devastating? could you have been devastating? could they have been devastating?

Interro-negative form

Simple form	V-ing form
couldn't I devastate? couldn't you devastate? couldn't she devastate? couldn't we devastate? couldn't you devastate? couldn't they devastate?	couldn't I be devastating? couldn't you be devastating? couldn't she be devastating? couldn't we be devastating? couldn't you be devastating? couldn't they be devastating?
Perfect	V-ing perfect
couldn't I have devastated? couldn't you have devastated? couldn't she have devastated? couldn't we have devastated? couldn't you have devastated? couldn't they have devastated?	couldn't I have been devastating? couldn't you have been devastating? couldn't she have been devastating? couldn't we have been devastating? couldn't you have been devastating? couldn't they have been devastating?