I can assist you can assist she can assist we can assist you can assist they can assist
Forma com V-ing
I can be assisting you can be assisting she can be assisting we can be assisting you can be assisting they can be assisting
Perfeito
I can have assisted you can have assisted she can have assisted we can have assisted you can have assisted they can have assisted
Perfeito com V-ing
I can have been assisting you can have been assisting she can have been assisting we can have been assisting you can have been assisting they can have been assisting
Negação
Forma simple
I cannot assist you cannot assist she cannot assist we cannot assist you cannot assist they cannot assist
Forma com V-ing
I cannot be assisting you cannot be assisting she cannot be assisting we cannot be assisting you cannot be assisting they cannot be assisting
Perfeito
I cannot have assisted you cannot have assisted she cannot have assisted we cannot have assisted you cannot have assisted they cannot have assisted
Perfeito com V-ing
I cannot have been assisting you cannot have been assisting she cannot have been assisting we cannot have been assisting you cannot have been assisting they cannot have been assisting
Forma interrogativa
Forma simple
can I assist? can you assist? can she assist? can we assist? can you assist? can they assist?
Forma com V-ing
can I be assisting? can you be assisting? can she be assisting? can we be assisting? can you be assisting? can they be assisting?
Perfeito
can I have assisted? can you have assisted? can she have assisted? can we have assisted? can you have assisted? can they have assisted?
Perfeito com V-ing
can I have been assisting? can you have been assisting? can she have been assisting? can we have been assisting? can you have been assisting? can they have been assisting?
Forma interro-Negação
Forma simple
can I not assist? can you not assist? can she not assist? can we not assist? can you not assist? can they not assist?
Forma com V-ing
can I not be assisting? can you not be assisting? can she not be assisting? can we not be assisting? can you not be assisting? can they not be assisting?
Perfeito
can I not have assisted? can you not have assisted? can she not have assisted? can we not have assisted? can you not have assisted? can they not have assisted?
Perfeito com V-ing
can I not have been assisting? can you not have been assisting? can she not have been assisting? can we not have been assisting? can you not have been assisting? can they not have been assisting?