English verb conjugation
COULD SUSPECT

Regular verb: suspect - suspected - suspected

Affirmation

Simple form	V-ing form
I could suspect you could suspect he could suspect we could suspect you could suspect they could suspect	I could be suspecting you could be suspecting he could be suspecting we could be suspecting you could be suspecting they could be suspecting
Perfect	V-ing perfect
I could have suspected you could have suspected he could have suspected we could have suspected you could have suspected they could have suspected	I could have been suspecting you could have been suspecting he could have been suspecting we could have been suspecting you could have been suspecting they could have been suspecting

Negation

Simple form	V-ing form
I couldn't suspect you couldn't suspect he couldn't suspect we couldn't suspect you couldn't suspect they couldn't suspect	I couldn't be suspecting you couldn't be suspecting he couldn't be suspecting we couldn't be suspecting you couldn't be suspecting they couldn't be suspecting
Perfect	V-ing perfect
I couldn't have suspected you couldn't have suspected he couldn't have suspected we couldn't have suspected you couldn't have suspected they couldn't have suspected	I couldn't have been suspecting you couldn't have been suspecting he couldn't have been suspecting we couldn't have been suspecting you couldn't have been suspecting they couldn't have been suspecting

Interrogative form

Simple form	V-ing form
could I suspect? could you suspect? could he suspect? could we suspect? could you suspect? could they suspect?	could I be suspecting? could you be suspecting? could he be suspecting? could we be suspecting? could you be suspecting? could they be suspecting?
Perfect	V-ing perfect
could I have suspected? could you have suspected? could he have suspected? could we have suspected? could you have suspected? could they have suspected?	could I have been suspecting? could you have been suspecting? could he have been suspecting? could we have been suspecting? could you have been suspecting? could they have been suspecting?

Interro-negative form

Simple form	V-ing form
couldn't I suspect? couldn't you suspect? couldn't he suspect? couldn't we suspect? couldn't you suspect? couldn't they suspect?	couldn't I be suspecting? couldn't you be suspecting? couldn't he be suspecting? couldn't we be suspecting? couldn't you be suspecting? couldn't they be suspecting?
Perfect	V-ing perfect
couldn't I have suspected? couldn't you have suspected? couldn't he have suspected? couldn't we have suspected? couldn't you have suspected? couldn't they have suspected?	couldn't I have been suspecting? couldn't you have been suspecting? couldn't he have been suspecting? couldn't we have been suspecting? couldn't you have been suspecting? couldn't they have been suspecting?