can contrast
Regular verb: contrast - contrasted- contrasted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can contrast
you can contrast
he can contrast
we can contrast
you can contrast
they can contrast 	I can be contrasting
you can be contrasting
he can be contrasting
we can be contrasting
you can be contrasting
they can be contrasting	I can have contrasted
you can have contrasted
he can have contrasted
we can have contrasted
you can have contrasted
they can have contrasted	I can have been contrasting
you can have been contrasting
he can have been contrasting
we can have been contrasting
you can have been contrasting
they can have been contrasting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't contrast
you can't contrast
he can't contrast
we can't contrast
you can't contrast
they can't contrast 	I can't be contrasting
you can't be contrasting
he can't be contrasting
we can't be contrasting
you can't be contrasting
they can't be contrasting	I can't have contrasted
you can't have contrasted
he can't have contrasted
we can't have contrasted
you can't have contrasted
they can't have contrasted	I can't have been contrasting
you can't have been contrasting
he can't have been contrasting
we can't have been contrasting
you can't have been contrasting
they can't have been contrasting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I contrast?
can you contrast?
can he contrast?
can we contrast?
can you contrast?
can they contrast? 	can I be contrasting?
can you be contrasting?
can he be contrasting?
can we be contrasting?
can you be contrasting?
can they be contrasting? 	can I have contrasted?
can you have contrasted?
can he have contrasted?
can we have contrasted?
can you have contrasted?
can they have contrasted? 	can I have been contrasting?
can you have been contrasting?
can he have been contrasting?
can we have been contrasting?
can you have been contrasting?
can they have been contrasting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I contrast?
can't you contrast?
can't he contrast?
can't we contrast?
can't you contrast?
can't they contrast? 	can't I be contrasting?
can't you be contrasting?
can't he be contrasting?
can't we be contrasting?
can't you be contrasting?
can't they be contrasting? 	can't I have contrasted?
can't you have contrasted?
can't he have contrasted?
can't we have contrasted?
can't you have contrasted?
can't they have contrasted? 	can't I have been contrasting?
can't you have been contrasting?
can't he have been contrasting?
can't we have been contrasting?
can't you have been contrasting?
can't they have been contrasting?