could sweep
Irregular verb: sweep - swept- swept

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could sweep
you could sweep
she could sweep
we could sweep
you could sweep
they could sweep 	I could be sweeping
you could be sweeping
she could be sweeping
we could be sweeping
you could be sweeping
they could be sweeping	I could have swept
you could have swept
she could have swept
we could have swept
you could have swept
they could have swept	I could have been sweeping
you could have been sweeping
she could have been sweeping
we could have been sweeping
you could have been sweeping
they could have been sweeping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't sweep
you couldn't sweep
she couldn't sweep
we couldn't sweep
you couldn't sweep
they couldn't sweep 	I couldn't be sweeping
you couldn't be sweeping
she couldn't be sweeping
we couldn't be sweeping
you couldn't be sweeping
they couldn't be sweeping	I couldn't have swept
you couldn't have swept
she couldn't have swept
we couldn't have swept
you couldn't have swept
they couldn't have swept	I couldn't have been sweeping
you couldn't have been sweeping
she couldn't have been sweeping
we couldn't have been sweeping
you couldn't have been sweeping
they couldn't have been sweeping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I sweep?
could you sweep?
could she sweep?
could we sweep?
could you sweep?
could they sweep? 	could I be sweeping?
could you be sweeping?
could she be sweeping?
could we be sweeping?
could you be sweeping?
could they be sweeping? 	could I have swept?
could you have swept?
could she have swept?
could we have swept?
could you have swept?
could they have swept? 	could I have been sweeping?
could you have been sweeping?
could she have been sweeping?
could we have been sweeping?
could you have been sweeping?
could they have been sweeping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I sweep?
couldn't you sweep?
couldn't she sweep?
couldn't we sweep?
couldn't you sweep?
couldn't they sweep? 	couldn't I be sweeping?
couldn't you be sweeping?
couldn't she be sweeping?
couldn't we be sweeping?
couldn't you be sweeping?
couldn't they be sweeping? 	couldn't I have swept?
couldn't you have swept?
couldn't she have swept?
couldn't we have swept?
couldn't you have swept?
couldn't they have swept? 	couldn't I have been sweeping?
couldn't you have been sweeping?
couldn't she have been sweeping?
couldn't we have been sweeping?
couldn't you have been sweeping?
couldn't they have been sweeping?