English verb conjugation
COULD TREND

Regular verb: trend - trended - trended

Affirmation

Simple form	V-ing form
I could trend you could trend he could trend we could trend you could trend they could trend	I could be trending you could be trending he 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 he 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 he 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 he 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 he 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 he 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 he 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 he trend? could we trend? could you trend? could they trend?	could I be trending? could you be trending? could he 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 he 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 he 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 he 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 he 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 he 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 he have been trending? couldn't we have been trending? couldn't you have been trending? couldn't they have been trending?