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 could not trend you could not trend he could not trend we could not trend you could not trend they could not trend	I could not be trending you could not be trending he could not be trending we could not be trending you could not be trending they could not be trending
Perfect	V-ing perfect
I could not have trended you could not have trended he could not have trended we could not have trended you could not have trended they could not have trended	I could not have been trending you could not have been trending he could not have been trending we could not have been trending you could not have been trending they could not 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
could I not trend? could you not trend? could he not trend? could we not trend? could you not trend? could they not trend?	could I not be trending? could you not be trending? could he not be trending? could we not be trending? could you not be trending? could they not be trending?
Perfect	V-ing perfect
could I not have trended? could you not have trended? could he not have trended? could we not have trended? could you not have trended? could they not have trended?	could I not have been trending? could you not have been trending? could he not have been trending? could we not have been trending? could you not have been trending? could they not have been trending?