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