English verb conjugation
CAN RUBBISH

Regular verb: rubbish - rubbished - rubbished

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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