English verb conjugation
COULD DISINFEST

Regular verb: disinfest - disinfested - disinfested

Affirmation

Simple form	V-ing form
I could disinfest you could disinfest he could disinfest we could disinfest you could disinfest they could disinfest	I could be disinfesting you could be disinfesting he could be disinfesting we could be disinfesting you could be disinfesting they could be disinfesting
Perfect	V-ing perfect
I could have disinfested you could have disinfested he could have disinfested we could have disinfested you could have disinfested they could have disinfested	I could have been disinfesting you could have been disinfesting he could have been disinfesting we could have been disinfesting you could have been disinfesting they could have been disinfesting

Negation

Simple form	V-ing form
I couldn't disinfest you couldn't disinfest he couldn't disinfest we couldn't disinfest you couldn't disinfest they couldn't disinfest	I couldn't be disinfesting you couldn't be disinfesting he couldn't be disinfesting we couldn't be disinfesting you couldn't be disinfesting they couldn't be disinfesting
Perfect	V-ing perfect
I couldn't have disinfested you couldn't have disinfested he couldn't have disinfested we couldn't have disinfested you couldn't have disinfested they couldn't have disinfested	I couldn't have been disinfesting you couldn't have been disinfesting he couldn't have been disinfesting we couldn't have been disinfesting you couldn't have been disinfesting they couldn't have been disinfesting

Interrogative form

Simple form	V-ing form
could I disinfest? could you disinfest? could he disinfest? could we disinfest? could you disinfest? could they disinfest?	could I be disinfesting? could you be disinfesting? could he be disinfesting? could we be disinfesting? could you be disinfesting? could they be disinfesting?
Perfect	V-ing perfect
could I have disinfested? could you have disinfested? could he have disinfested? could we have disinfested? could you have disinfested? could they have disinfested?	could I have been disinfesting? could you have been disinfesting? could he have been disinfesting? could we have been disinfesting? could you have been disinfesting? could they have been disinfesting?

Interro-negative form

Simple form	V-ing form
couldn't I disinfest? couldn't you disinfest? couldn't he disinfest? couldn't we disinfest? couldn't you disinfest? couldn't they disinfest?	couldn't I be disinfesting? couldn't you be disinfesting? couldn't he be disinfesting? couldn't we be disinfesting? couldn't you be disinfesting? couldn't they be disinfesting?
Perfect	V-ing perfect
couldn't I have disinfested? couldn't you have disinfested? couldn't he have disinfested? couldn't we have disinfested? couldn't you have disinfested? couldn't they have disinfested?	couldn't I have been disinfesting? couldn't you have been disinfesting? couldn't he have been disinfesting? couldn't we have been disinfesting? couldn't you have been disinfesting? couldn't they have been disinfesting?