could rubbish
Regular verb: rubbish - rubbished- rubbished

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could rubbish
you could rubbish
he could rubbish
we could rubbish
you could rubbish
they could rubbish 	I could be rubbishing
you could be rubbishing
he could be rubbishing
we could be rubbishing
you could be rubbishing
they could be rubbishing	I could have rubbished
you could have rubbished
he could have rubbished
we could have rubbished
you could have rubbished
they could have rubbished	I could have been rubbishing
you could have been rubbishing
he could have been rubbishing
we could have been rubbishing
you could have been rubbishing
they could have been rubbishing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't rubbish
you couldn't rubbish
he couldn't rubbish
we couldn't rubbish
you couldn't rubbish
they couldn't rubbish 	I couldn't be rubbishing
you couldn't be rubbishing
he couldn't be rubbishing
we couldn't be rubbishing
you couldn't be rubbishing
they couldn't be rubbishing	I couldn't have rubbished
you couldn't have rubbished
he couldn't have rubbished
we couldn't have rubbished
you couldn't have rubbished
they couldn't have rubbished	I couldn't have been rubbishing
you couldn't have been rubbishing
he couldn't have been rubbishing
we couldn't have been rubbishing
you couldn't have been rubbishing
they couldn't have been rubbishing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I rubbish?
could you rubbish?
could he rubbish?
could we rubbish?
could you rubbish?
could they rubbish? 	could I be rubbishing?
could you be rubbishing?
could he be rubbishing?
could we be rubbishing?
could you be rubbishing?
could they be rubbishing? 	could I have rubbished?
could you have rubbished?
could he have rubbished?
could we have rubbished?
could you have rubbished?
could they have rubbished? 	could I have been rubbishing?
could you have been rubbishing?
could he have been rubbishing?
could we have been rubbishing?
could you have been rubbishing?
could they have been rubbishing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I rubbish?
couldn't you rubbish?
couldn't he rubbish?
couldn't we rubbish?
couldn't you rubbish?
couldn't they rubbish? 	couldn't I be rubbishing?
couldn't you be rubbishing?
couldn't he be rubbishing?
couldn't we be rubbishing?
couldn't you be rubbishing?
couldn't they be rubbishing? 	couldn't I have rubbished?
couldn't you have rubbished?
couldn't he have rubbished?
couldn't we have rubbished?
couldn't you have rubbished?
couldn't they have rubbished? 	couldn't I have been rubbishing?
couldn't you have been rubbishing?
couldn't he have been rubbishing?
couldn't we have been rubbishing?
couldn't you have been rubbishing?
couldn't they have been rubbishing?