I can serry you can serry he can serry we can serry you can serry they can serry
Forme en V-ing
I can be serrying you can be serrying he can be serrying we can be serrying you can be serrying they can be serrying
Perfect
I can have serried you can have serried he can have serried we can have serried you can have serried they can have serried
Perfect en V-ing
I can have been serrying you can have been serrying he can have been serrying we can have been serrying you can have been serrying they can have been serrying
Négation
Forme simple
I cannot serry you cannot serry he cannot serry we cannot serry you cannot serry they cannot serry
Forme en V-ing
I cannot be serrying you cannot be serrying he cannot be serrying we cannot be serrying you cannot be serrying they cannot be serrying
Perfect
I cannot have serried you cannot have serried he cannot have serried we cannot have serried you cannot have serried they cannot have serried
Perfect en V-ing
I cannot have been serrying you cannot have been serrying he cannot have been serrying we cannot have been serrying you cannot have been serrying they cannot have been serrying
Forme interrogative
Forme simple
can I serry? can you serry? can he serry? can we serry? can you serry? can they serry?
Forme en V-ing
can I be serrying? can you be serrying? can he be serrying? can we be serrying? can you be serrying? can they be serrying?
Perfect
can I have serried? can you have serried? can he have serried? can we have serried? can you have serried? can they have serried?
Perfect en V-ing
can I have been serrying? can you have been serrying? can he have been serrying? can we have been serrying? can you have been serrying? can they have been serrying?
Forme interro-négative
Forme simple
can I not serry? can you not serry? can he not serry? can we not serry? can you not serry? can they not serry?
Forme en V-ing
can I not be serrying? can you not be serrying? can he not be serrying? can we not be serrying? can you not be serrying? can they not be serrying?
Perfect
can I not have serried? can you not have serried? can he not have serried? can we not have serried? can you not have serried? can they not have serried?
Perfect en V-ing
can I not have been serrying? can you not have been serrying? can he not have been serrying? can we not have been serrying? can you not have been serrying? can they not have been serrying?