English verb conjugation
COULD TRUST

Regular verb: trust - trusted - trusted

Affirmation

Simple form	V-ing form
I could trust you could trust he could trust we could trust you could trust they could trust	I could be trusting you could be trusting he could be trusting we could be trusting you could be trusting they could be trusting
Perfect	V-ing perfect
I could have trusted you could have trusted he could have trusted we could have trusted you could have trusted they could have trusted	I could have been trusting you could have been trusting he could have been trusting we could have been trusting you could have been trusting they could have been trusting

Negation

Simple form	V-ing form
I couldn't trust you couldn't trust he couldn't trust we couldn't trust you couldn't trust they couldn't trust	I couldn't be trusting you couldn't be trusting he couldn't be trusting we couldn't be trusting you couldn't be trusting they couldn't be trusting
Perfect	V-ing perfect
I couldn't have trusted you couldn't have trusted he couldn't have trusted we couldn't have trusted you couldn't have trusted they couldn't have trusted	I couldn't have been trusting you couldn't have been trusting he couldn't have been trusting we couldn't have been trusting you couldn't have been trusting they couldn't have been trusting

Interrogative form

Simple form	V-ing form
could I trust? could you trust? could he trust? could we trust? could you trust? could they trust?	could I be trusting? could you be trusting? could he be trusting? could we be trusting? could you be trusting? could they be trusting?
Perfect	V-ing perfect
could I have trusted? could you have trusted? could he have trusted? could we have trusted? could you have trusted? could they have trusted?	could I have been trusting? could you have been trusting? could he have been trusting? could we have been trusting? could you have been trusting? could they have been trusting?

Interro-negative form

Simple form	V-ing form
couldn't I trust? couldn't you trust? couldn't he trust? couldn't we trust? couldn't you trust? couldn't they trust?	couldn't I be trusting? couldn't you be trusting? couldn't he be trusting? couldn't we be trusting? couldn't you be trusting? couldn't they be trusting?
Perfect	V-ing perfect
couldn't I have trusted? couldn't you have trusted? couldn't he have trusted? couldn't we have trusted? couldn't you have trusted? couldn't they have trusted?	couldn't I have been trusting? couldn't you have been trusting? couldn't he have been trusting? couldn't we have been trusting? couldn't you have been trusting? couldn't they have been trusting?