I can bubble you can bubble he can bubble we can bubble you can bubble they can bubble
Forma con V-ing
I can be bubbling you can be bubbling he can be bubbling we can be bubbling you can be bubbling they can be bubbling
Perfetto
I can have bubbled you can have bubbled he can have bubbled we can have bubbled you can have bubbled they can have bubbled
Perfetto con V-ing
I can have been bubbling you can have been bubbling he can have been bubbling we can have been bubbling you can have been bubbling they can have been bubbling
Negazione
Forma semplice
I can't bubble you can't bubble he can't bubble we can't bubble you can't bubble they can't bubble
Forma con V-ing
I can't be bubbling you can't be bubbling he can't be bubbling we can't be bubbling you can't be bubbling they can't be bubbling
Perfetto
I can't have bubbled you can't have bubbled he can't have bubbled we can't have bubbled you can't have bubbled they can't have bubbled
Perfetto con V-ing
I can't have been bubbling you can't have been bubbling he can't have been bubbling we can't have been bubbling you can't have been bubbling they can't have been bubbling
Forma interrogativa
Forma semplice
can I bubble? can you bubble? can he bubble? can we bubble? can you bubble? can they bubble?
Forma con V-ing
can I be bubbling? can you be bubbling? can he be bubbling? can we be bubbling? can you be bubbling? can they be bubbling?
Perfetto
can I have bubbled? can you have bubbled? can he have bubbled? can we have bubbled? can you have bubbled? can they have bubbled?
Perfetto con V-ing
can I have been bubbling? can you have been bubbling? can he have been bubbling? can we have been bubbling? can you have been bubbling? can they have been bubbling?
Forma interro-negativa
Forma semplice
can't I bubble? can't you bubble? can't he bubble? can't we bubble? can't you bubble? can't they bubble?
Forma con V-ing
can't I be bubbling? can't you be bubbling? can't he be bubbling? can't we be bubbling? can't you be bubbling? can't they be bubbling?
Perfetto
can't I have bubbled? can't you have bubbled? can't he have bubbled? can't we have bubbled? can't you have bubbled? can't they have bubbled?
Perfetto con V-ing
can't I have been bubbling? can't you have been bubbling? can't he have been bubbling? can't we have been bubbling? can't you have been bubbling? can't they have been bubbling?