English verb conjugation
COULD DEOXIDIZE

Regular verb: deoxidize - deoxidized - deoxidized

Affirmation

Simple form	V-ing form
I could deoxidize you could deoxidize she could deoxidize we could deoxidize you could deoxidize they could deoxidize	I could be deoxidizing you could be deoxidizing she could be deoxidizing we could be deoxidizing you could be deoxidizing they could be deoxidizing
Perfect	V-ing perfect
I could have deoxidized you could have deoxidized she could have deoxidized we could have deoxidized you could have deoxidized they could have deoxidized	I could have been deoxidizing you could have been deoxidizing she could have been deoxidizing we could have been deoxidizing you could have been deoxidizing they could have been deoxidizing

Negation

Simple form	V-ing form
I couldn't deoxidize you couldn't deoxidize she couldn't deoxidize we couldn't deoxidize you couldn't deoxidize they couldn't deoxidize	I couldn't be deoxidizing you couldn't be deoxidizing she couldn't be deoxidizing we couldn't be deoxidizing you couldn't be deoxidizing they couldn't be deoxidizing
Perfect	V-ing perfect
I couldn't have deoxidized you couldn't have deoxidized she couldn't have deoxidized we couldn't have deoxidized you couldn't have deoxidized they couldn't have deoxidized	I couldn't have been deoxidizing you couldn't have been deoxidizing she couldn't have been deoxidizing we couldn't have been deoxidizing you couldn't have been deoxidizing they couldn't have been deoxidizing

Interrogative form

Simple form	V-ing form
could I deoxidize? could you deoxidize? could she deoxidize? could we deoxidize? could you deoxidize? could they deoxidize?	could I be deoxidizing? could you be deoxidizing? could she be deoxidizing? could we be deoxidizing? could you be deoxidizing? could they be deoxidizing?
Perfect	V-ing perfect
could I have deoxidized? could you have deoxidized? could she have deoxidized? could we have deoxidized? could you have deoxidized? could they have deoxidized?	could I have been deoxidizing? could you have been deoxidizing? could she have been deoxidizing? could we have been deoxidizing? could you have been deoxidizing? could they have been deoxidizing?

Interro-negative form

Simple form	V-ing form
couldn't I deoxidize? couldn't you deoxidize? couldn't she deoxidize? couldn't we deoxidize? couldn't you deoxidize? couldn't they deoxidize?	couldn't I be deoxidizing? couldn't you be deoxidizing? couldn't she be deoxidizing? couldn't we be deoxidizing? couldn't you be deoxidizing? couldn't they be deoxidizing?
Perfect	V-ing perfect
couldn't I have deoxidized? couldn't you have deoxidized? couldn't she have deoxidized? couldn't we have deoxidized? couldn't you have deoxidized? couldn't they have deoxidized?	couldn't I have been deoxidizing? couldn't you have been deoxidizing? couldn't she have been deoxidizing? couldn't we have been deoxidizing? couldn't you have been deoxidizing? couldn't they have been deoxidizing?