English verb conjugation
COULD TREND

Regular verb: trend - trended - trended

Affirmation

Simple form	V-ing form
I could trend you could trend she could trend we could trend you could trend they could trend	I could be trending you could be trending she could be trending we could be trending you could be trending they could be trending
Perfect	V-ing perfect
I could have trended you could have trended she could have trended we could have trended you could have trended they could have trended	I could have been trending you could have been trending she could have been trending we could have been trending you could have been trending they could have been trending

Negation

Simple form	V-ing form
I couldn't trend you couldn't trend she couldn't trend we couldn't trend you couldn't trend they couldn't trend	I couldn't be trending you couldn't be trending she couldn't be trending we couldn't be trending you couldn't be trending they couldn't be trending
Perfect	V-ing perfect
I couldn't have trended you couldn't have trended she couldn't have trended we couldn't have trended you couldn't have trended they couldn't have trended	I couldn't have been trending you couldn't have been trending she couldn't have been trending we couldn't have been trending you couldn't have been trending they couldn't have been trending

Interrogative form

Simple form	V-ing form
could I trend? could you trend? could she trend? could we trend? could you trend? could they trend?	could I be trending? could you be trending? could she be trending? could we be trending? could you be trending? could they be trending?
Perfect	V-ing perfect
could I have trended? could you have trended? could she have trended? could we have trended? could you have trended? could they have trended?	could I have been trending? could you have been trending? could she have been trending? could we have been trending? could you have been trending? could they have been trending?

Interro-negative form

Simple form	V-ing form
couldn't I trend? couldn't you trend? couldn't she trend? couldn't we trend? couldn't you trend? couldn't they trend?	couldn't I be trending? couldn't you be trending? couldn't she be trending? couldn't we be trending? couldn't you be trending? couldn't they be trending?
Perfect	V-ing perfect
couldn't I have trended? couldn't you have trended? couldn't she have trended? couldn't we have trended? couldn't you have trended? couldn't they have trended?	couldn't I have been trending? couldn't you have been trending? couldn't she have been trending? couldn't we have been trending? couldn't you have been trending? couldn't they have been trending?