I could inoculate you could inoculate she could inoculate we could inoculate you could inoculate they could inoculate
V-ing form
I could be inoculating you could be inoculating she could be inoculating we could be inoculating you could be inoculating they could be inoculating
Perfect
I could have inoculated you could have inoculated she could have inoculated we could have inoculated you could have inoculated they could have inoculated
V-ing perfect
I could have been inoculating you could have been inoculating she could have been inoculating we could have been inoculating you could have been inoculating they could have been inoculating
Negation
Simple form
I couldn't inoculate you couldn't inoculate she couldn't inoculate we couldn't inoculate you couldn't inoculate they couldn't inoculate
V-ing form
I couldn't be inoculating you couldn't be inoculating she couldn't be inoculating we couldn't be inoculating you couldn't be inoculating they couldn't be inoculating
Perfect
I couldn't have inoculated you couldn't have inoculated she couldn't have inoculated we couldn't have inoculated you couldn't have inoculated they couldn't have inoculated
V-ing perfect
I couldn't have been inoculating you couldn't have been inoculating she couldn't have been inoculating we couldn't have been inoculating you couldn't have been inoculating they couldn't have been inoculating
Interrogative form
Simple form
could I inoculate? could you inoculate? could she inoculate? could we inoculate? could you inoculate? could they inoculate?
V-ing form
could I be inoculating? could you be inoculating? could she be inoculating? could we be inoculating? could you be inoculating? could they be inoculating?
Perfect
could I have inoculated? could you have inoculated? could she have inoculated? could we have inoculated? could you have inoculated? could they have inoculated?
V-ing perfect
could I have been inoculating? could you have been inoculating? could she have been inoculating? could we have been inoculating? could you have been inoculating? could they have been inoculating?
Interro-negative form
Simple form
couldn't I inoculate? couldn't you inoculate? couldn't she inoculate? couldn't we inoculate? couldn't you inoculate? couldn't they inoculate?
V-ing form
couldn't I be inoculating? couldn't you be inoculating? couldn't she be inoculating? couldn't we be inoculating? couldn't you be inoculating? couldn't they be inoculating?
Perfect
couldn't I have inoculated? couldn't you have inoculated? couldn't she have inoculated? couldn't we have inoculated? couldn't you have inoculated? couldn't they have inoculated?
V-ing perfect
couldn't I have been inoculating? couldn't you have been inoculating? couldn't she have been inoculating? couldn't we have been inoculating? couldn't you have been inoculating? couldn't they have been inoculating?