male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation COULD OXIDIZE
Regular verb: oxidize - oxidized - oxidized
Affirmation
Simple form
I could oxidizeyou could oxidize
she could oxidize
we could oxidize
you could oxidize
they could oxidize
V-ing form
I could be oxidizingyou could be oxidizing
she could be oxidizing
we could be oxidizing
you could be oxidizing
they could be oxidizing
Perfect
I could have oxidizedyou could have oxidized
she could have oxidized
we could have oxidized
you could have oxidized
they could have oxidized
V-ing perfect
I could have been oxidizingyou could have been oxidizing
she could have been oxidizing
we could have been oxidizing
you could have been oxidizing
they could have been oxidizing
Negation
Simple form
I couldn't oxidizeyou couldn't oxidize
she couldn't oxidize
we couldn't oxidize
you couldn't oxidize
they couldn't oxidize
V-ing form
I couldn't be oxidizingyou couldn't be oxidizing
she couldn't be oxidizing
we couldn't be oxidizing
you couldn't be oxidizing
they couldn't be oxidizing
Perfect
I couldn't have oxidizedyou couldn't have oxidized
she couldn't have oxidized
we couldn't have oxidized
you couldn't have oxidized
they couldn't have oxidized
V-ing perfect
I couldn't have been oxidizingyou couldn't have been oxidizing
she couldn't have been oxidizing
we couldn't have been oxidizing
you couldn't have been oxidizing
they couldn't have been oxidizing
Interrogative form
Simple form
could I oxidize?could you oxidize?
could she oxidize?
could we oxidize?
could you oxidize?
could they oxidize?
V-ing form
could I be oxidizing?could you be oxidizing?
could she be oxidizing?
could we be oxidizing?
could you be oxidizing?
could they be oxidizing?
Perfect
could I have oxidized?could you have oxidized?
could she have oxidized?
could we have oxidized?
could you have oxidized?
could they have oxidized?
V-ing perfect
could I have been oxidizing?could you have been oxidizing?
could she have been oxidizing?
could we have been oxidizing?
could you have been oxidizing?
could they have been oxidizing?
Interro-negative form
Simple form
couldn't I oxidize?couldn't you oxidize?
couldn't she oxidize?
couldn't we oxidize?
couldn't you oxidize?
couldn't they oxidize?
V-ing form
couldn't I be oxidizing?couldn't you be oxidizing?
couldn't she be oxidizing?
couldn't we be oxidizing?
couldn't you be oxidizing?
couldn't they be oxidizing?
Perfect
couldn't I have oxidized?couldn't you have oxidized?
couldn't she have oxidized?
couldn't we have oxidized?
couldn't you have oxidized?
couldn't they have oxidized?
V-ing perfect
couldn't I have been oxidizing?couldn't you have been oxidizing?
couldn't she have been oxidizing?
couldn't we have been oxidizing?
couldn't you have been oxidizing?
couldn't they have been oxidizing?