English verb conjugation
COULD DECIMATE

Regular verb: decimate - decimated - decimated

Affirmation

Simple form	V-ing form
I could decimate you could decimate she could decimate we could decimate you could decimate they could decimate	I could be decimating you could be decimating she could be decimating we could be decimating you could be decimating they could be decimating
Perfect	V-ing perfect
I could have decimated you could have decimated she could have decimated we could have decimated you could have decimated they could have decimated	I could have been decimating you could have been decimating she could have been decimating we could have been decimating you could have been decimating they could have been decimating

Negation

Simple form	V-ing form
I couldn't decimate you couldn't decimate she couldn't decimate we couldn't decimate you couldn't decimate they couldn't decimate	I couldn't be decimating you couldn't be decimating she couldn't be decimating we couldn't be decimating you couldn't be decimating they couldn't be decimating
Perfect	V-ing perfect
I couldn't have decimated you couldn't have decimated she couldn't have decimated we couldn't have decimated you couldn't have decimated they couldn't have decimated	I couldn't have been decimating you couldn't have been decimating she couldn't have been decimating we couldn't have been decimating you couldn't have been decimating they couldn't have been decimating

Interrogative form

Simple form	V-ing form
could I decimate? could you decimate? could she decimate? could we decimate? could you decimate? could they decimate?	could I be decimating? could you be decimating? could she be decimating? could we be decimating? could you be decimating? could they be decimating?
Perfect	V-ing perfect
could I have decimated? could you have decimated? could she have decimated? could we have decimated? could you have decimated? could they have decimated?	could I have been decimating? could you have been decimating? could she have been decimating? could we have been decimating? could you have been decimating? could they have been decimating?

Interro-negative form

Simple form	V-ing form
couldn't I decimate? couldn't you decimate? couldn't she decimate? couldn't we decimate? couldn't you decimate? couldn't they decimate?	couldn't I be decimating? couldn't you be decimating? couldn't she be decimating? couldn't we be decimating? couldn't you be decimating? couldn't they be decimating?
Perfect	V-ing perfect
couldn't I have decimated? couldn't you have decimated? couldn't she have decimated? couldn't we have decimated? couldn't you have decimated? couldn't they have decimated?	couldn't I have been decimating? couldn't you have been decimating? couldn't she have been decimating? couldn't we have been decimating? couldn't you have been decimating? couldn't they have been decimating?