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 could not rubbish
you could not rubbish
he could not rubbish
we could not rubbish
you could not rubbish
they could not rubbish 	I could not be rubbishing
you could not be rubbishing
he could not be rubbishing
we could not be rubbishing
you could not be rubbishing
they could not be rubbishing	I could not have rubbished
you could not have rubbished
he could not have rubbished
we could not have rubbished
you could not have rubbished
they could not have rubbished	I could not have been rubbishing
you could not have been rubbishing
he could not have been rubbishing
we could not have been rubbishing
you could not have been rubbishing
they could not 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 	
could I not rubbish?
could you not rubbish?
could he not rubbish?
could we not rubbish?
could you not rubbish?
could they not rubbish? 	could I not be rubbishing?
could you not be rubbishing?
could he not be rubbishing?
could we not be rubbishing?
could you not be rubbishing?
could they not be rubbishing? 	could I not have rubbished?
could you not have rubbished?
could he not have rubbished?
could we not have rubbished?
could you not have rubbished?
could they not have rubbished? 	could I not have been rubbishing?
could you not have been rubbishing?
could he not have been rubbishing?
could we not have been rubbishing?
could you not have been rubbishing?
could they not have been rubbishing?