English verb conjugation
COULD SELF-DESTRUCT

Regular verb: self-destruct - self-destructed - self-destructed

Affirmation

Simple form	V-ing form
I could self-destruct you could self-destruct she could self-destruct we could self-destruct you could self-destruct they could self-destruct	I could be self-destructing you could be self-destructing she could be self-destructing we could be self-destructing you could be self-destructing they could be self-destructing
Perfect	V-ing perfect
I could have self-destructed you could have self-destructed she could have self-destructed we could have self-destructed you could have self-destructed they could have self-destructed	I could have been self-destructing you could have been self-destructing she could have been self-destructing we could have been self-destructing you could have been self-destructing they could have been self-destructing

Negation

Simple form	V-ing form
I couldn't self-destruct you couldn't self-destruct she couldn't self-destruct we couldn't self-destruct you couldn't self-destruct they couldn't self-destruct	I couldn't be self-destructing you couldn't be self-destructing she couldn't be self-destructing we couldn't be self-destructing you couldn't be self-destructing they couldn't be self-destructing
Perfect	V-ing perfect
I couldn't have self-destructed you couldn't have self-destructed she couldn't have self-destructed we couldn't have self-destructed you couldn't have self-destructed they couldn't have self-destructed	I couldn't have been self-destructing you couldn't have been self-destructing she couldn't have been self-destructing we couldn't have been self-destructing you couldn't have been self-destructing they couldn't have been self-destructing

Interrogative form

Simple form	V-ing form
could I self-destruct? could you self-destruct? could she self-destruct? could we self-destruct? could you self-destruct? could they self-destruct?	could I be self-destructing? could you be self-destructing? could she be self-destructing? could we be self-destructing? could you be self-destructing? could they be self-destructing?
Perfect	V-ing perfect
could I have self-destructed? could you have self-destructed? could she have self-destructed? could we have self-destructed? could you have self-destructed? could they have self-destructed?	could I have been self-destructing? could you have been self-destructing? could she have been self-destructing? could we have been self-destructing? could you have been self-destructing? could they have been self-destructing?

Interro-negative form

Simple form	V-ing form
couldn't I self-destruct? couldn't you self-destruct? couldn't she self-destruct? couldn't we self-destruct? couldn't you self-destruct? couldn't they self-destruct?	couldn't I be self-destructing? couldn't you be self-destructing? couldn't she be self-destructing? couldn't we be self-destructing? couldn't you be self-destructing? couldn't they be self-destructing?
Perfect	V-ing perfect
couldn't I have self-destructed? couldn't you have self-destructed? couldn't she have self-destructed? couldn't we have self-destructed? couldn't you have self-destructed? couldn't they have self-destructed?	couldn't I have been self-destructing? couldn't you have been self-destructing? couldn't she have been self-destructing? couldn't we have been self-destructing? couldn't you have been self-destructing? couldn't they have been self-destructing?