Conjugação do verbo inglês
CAN SIP

Verbo regular: sip - sipped - sipped

Afirmação

Forma simple	Forma com V-ing
I can sip you can sip she can sip we can sip you can sip they can sip	I can be sipping you can be sipping she can be sipping we can be sipping you can be sipping they can be sipping
Perfeito	Perfeito com V-ing
I can have sipped you can have sipped she can have sipped we can have sipped you can have sipped they can have sipped	I can have been sipping you can have been sipping she can have been sipping we can have been sipping you can have been sipping they can have been sipping

Negação

Forma simple	Forma com V-ing
I cannot sip you cannot sip she cannot sip we cannot sip you cannot sip they cannot sip	I cannot be sipping you cannot be sipping she cannot be sipping we cannot be sipping you cannot be sipping they cannot be sipping
Perfeito	Perfeito com V-ing
I cannot have sipped you cannot have sipped she cannot have sipped we cannot have sipped you cannot have sipped they cannot have sipped	I cannot have been sipping you cannot have been sipping she cannot have been sipping we cannot have been sipping you cannot have been sipping they cannot have been sipping

Forma interrogativa

Forma simple	Forma com V-ing
can I sip? can you sip? can she sip? can we sip? can you sip? can they sip?	can I be sipping? can you be sipping? can she be sipping? can we be sipping? can you be sipping? can they be sipping?
Perfeito	Perfeito com V-ing
can I have sipped? can you have sipped? can she have sipped? can we have sipped? can you have sipped? can they have sipped?	can I have been sipping? can you have been sipping? can she have been sipping? can we have been sipping? can you have been sipping? can they have been sipping?

Forma interro-Negação

Forma simple	Forma com V-ing
can I not sip? can you not sip? can she not sip? can we not sip? can you not sip? can they not sip?	can I not be sipping? can you not be sipping? can she not be sipping? can we not be sipping? can you not be sipping? can they not be sipping?
Perfeito	Perfeito com V-ing
can I not have sipped? can you not have sipped? can she not have sipped? can we not have sipped? can you not have sipped? can they not have sipped?	can I not have been sipping? can you not have been sipping? can she not have been sipping? can we not have been sipping? can you not have been sipping? can they not have been sipping?