could rubberise
Regular verb: rubberise - rubberised- rubberised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could rubberise
you could rubberise
he could rubberise
we could rubberise
you could rubberise
they could rubberise 	I could be rubberising
you could be rubberising
he could be rubberising
we could be rubberising
you could be rubberising
they could be rubberising	I could have rubberised
you could have rubberised
he could have rubberised
we could have rubberised
you could have rubberised
they could have rubberised	I could have been rubberising
you could have been rubberising
he could have been rubberising
we could have been rubberising
you could have been rubberising
they could have been rubberising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not rubberise
you could not rubberise
he could not rubberise
we could not rubberise
you could not rubberise
they could not rubberise 	I could not be rubberising
you could not be rubberising
he could not be rubberising
we could not be rubberising
you could not be rubberising
they could not be rubberising	I could not have rubberised
you could not have rubberised
he could not have rubberised
we could not have rubberised
you could not have rubberised
they could not have rubberised	I could not have been rubberising
you could not have been rubberising
he could not have been rubberising
we could not have been rubberising
you could not have been rubberising
they could not have been rubberising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I rubberise?
could you rubberise?
could he rubberise?
could we rubberise?
could you rubberise?
could they rubberise? 	could I be rubberising?
could you be rubberising?
could he be rubberising?
could we be rubberising?
could you be rubberising?
could they be rubberising? 	could I have rubberised?
could you have rubberised?
could he have rubberised?
could we have rubberised?
could you have rubberised?
could they have rubberised? 	could I have been rubberising?
could you have been rubberising?
could he have been rubberising?
could we have been rubberising?
could you have been rubberising?
could they have been rubberising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not rubberise?
could you not rubberise?
could he not rubberise?
could we not rubberise?
could you not rubberise?
could they not rubberise? 	could I not be rubberising?
could you not be rubberising?
could he not be rubberising?
could we not be rubberising?
could you not be rubberising?
could they not be rubberising? 	could I not have rubberised?
could you not have rubberised?
could he not have rubberised?
could we not have rubberised?
could you not have rubberised?
could they not have rubberised? 	could I not have been rubberising?
could you not have been rubberising?
could he not have been rubberising?
could we not have been rubberising?
could you not have been rubberising?
could they not have been rubberising?