I can frost you can frost he can frost we can frost you can frost they can frost
Forma com V-ing
I can be frosting you can be frosting he can be frosting we can be frosting you can be frosting they can be frosting
Perfeito
I can have frosted you can have frosted he can have frosted we can have frosted you can have frosted they can have frosted
Perfeito com V-ing
I can have been frosting you can have been frosting he can have been frosting we can have been frosting you can have been frosting they can have been frosting
Negação
Forma simple
I cannot frost you cannot frost he cannot frost we cannot frost you cannot frost they cannot frost
Forma com V-ing
I cannot be frosting you cannot be frosting he cannot be frosting we cannot be frosting you cannot be frosting they cannot be frosting
Perfeito
I cannot have frosted you cannot have frosted he cannot have frosted we cannot have frosted you cannot have frosted they cannot have frosted
Perfeito com V-ing
I cannot have been frosting you cannot have been frosting he cannot have been frosting we cannot have been frosting you cannot have been frosting they cannot have been frosting
Forma interrogativa
Forma simple
can I frost? can you frost? can he frost? can we frost? can you frost? can they frost?
Forma com V-ing
can I be frosting? can you be frosting? can he be frosting? can we be frosting? can you be frosting? can they be frosting?
Perfeito
can I have frosted? can you have frosted? can he have frosted? can we have frosted? can you have frosted? can they have frosted?
Perfeito com V-ing
can I have been frosting? can you have been frosting? can he have been frosting? can we have been frosting? can you have been frosting? can they have been frosting?
Forma interro-Negação
Forma simple
can I not frost? can you not frost? can he not frost? can we not frost? can you not frost? can they not frost?
Forma com V-ing
can I not be frosting? can you not be frosting? can he not be frosting? can we not be frosting? can you not be frosting? can they not be frosting?
Perfeito
can I not have frosted? can you not have frosted? can he not have frosted? can we not have frosted? can you not have frosted? can they not have frosted?
Perfeito com V-ing
can I not have been frosting? can you not have been frosting? can he not have been frosting? can we not have been frosting? can you not have been frosting? can they not have been frosting?