would co-star
Regular verb: co-star - co-stared- co-stared

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I would co-star
you would co-star
she would co-star
we would co-star
you would co-star
they would co-star 	I would be co-staring
you would be co-staring
she would be co-staring
we would be co-staring
you would be co-staring
they would be co-staring	I would have co-stared
you would have co-stared
she would have co-stared
we would have co-stared
you would have co-stared
they would have co-stared	I would have been co-staring
you would have been co-staring
she would have been co-staring
we would have been co-staring
you would have been co-staring
they would have been co-staring	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I would not co-star
you would not co-star
she would not co-star
we would not co-star
you would not co-star
they would not co-star 	I would not be co-staring
you would not be co-staring
she would not be co-staring
we would not be co-staring
you would not be co-staring
they would not be co-staring	I would not have co-stared
you would not have co-stared
she would not have co-stared
we would not have co-stared
you would not have co-stared
they would not have co-stared	I would not have been co-staring
you would not have been co-staring
she would not have been co-staring
we would not have been co-staring
you would not have been co-staring
they would not have been co-staring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
would I co-star?
would you co-star?
would she co-star?
would we co-star?
would you co-star?
would they co-star? 	would I be co-staring?
would you be co-staring?
would she be co-staring?
would we be co-staring?
would you be co-staring?
would they be co-staring? 	would I have co-stared?
would you have co-stared?
would she have co-stared?
would we have co-stared?
would you have co-stared?
would they have co-stared? 	would I have been co-staring?
would you have been co-staring?
would she have been co-staring?
would we have been co-staring?
would you have been co-staring?
would they have been co-staring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
would I not co-star?
would you not co-star?
would she not co-star?
would we not co-star?
would you not co-star?
would they not co-star? 	would I not be co-staring?
would you not be co-staring?
would she not be co-staring?
would we not be co-staring?
would you not be co-staring?
would they not be co-staring? 	would I not have co-stared?
would you not have co-stared?
would she not have co-stared?
would we not have co-stared?
would you not have co-stared?
would they not have co-stared? 	would I not have been co-staring?
would you not have been co-staring?
would she not have been co-staring?
would we not have been co-staring?
would you not have been co-staring?
would they not have been co-staring?