I can fertilise you can fertilise she can fertilise we can fertilise you can fertilise they can fertilise
Forme en V-ing
I can be fertilising you can be fertilising she can be fertilising we can be fertilising you can be fertilising they can be fertilising
Perfect
I can have fertilised you can have fertilised she can have fertilised we can have fertilised you can have fertilised they can have fertilised
Perfect en V-ing
I can have been fertilising you can have been fertilising she can have been fertilising we can have been fertilising you can have been fertilising they can have been fertilising
Négation
Forme simple
I cannot fertilise you cannot fertilise she cannot fertilise we cannot fertilise you cannot fertilise they cannot fertilise
Forme en V-ing
I cannot be fertilising you cannot be fertilising she cannot be fertilising we cannot be fertilising you cannot be fertilising they cannot be fertilising
Perfect
I cannot have fertilised you cannot have fertilised she cannot have fertilised we cannot have fertilised you cannot have fertilised they cannot have fertilised
Perfect en V-ing
I cannot have been fertilising you cannot have been fertilising she cannot have been fertilising we cannot have been fertilising you cannot have been fertilising they cannot have been fertilising
Forme interrogative
Forme simple
can I fertilise? can you fertilise? can she fertilise? can we fertilise? can you fertilise? can they fertilise?
Forme en V-ing
can I be fertilising? can you be fertilising? can she be fertilising? can we be fertilising? can you be fertilising? can they be fertilising?
Perfect
can I have fertilised? can you have fertilised? can she have fertilised? can we have fertilised? can you have fertilised? can they have fertilised?
Perfect en V-ing
can I have been fertilising? can you have been fertilising? can she have been fertilising? can we have been fertilising? can you have been fertilising? can they have been fertilising?
Forme interro-négative
Forme simple
can I not fertilise? can you not fertilise? can she not fertilise? can we not fertilise? can you not fertilise? can they not fertilise?
Forme en V-ing
can I not be fertilising? can you not be fertilising? can she not be fertilising? can we not be fertilising? can you not be fertilising? can they not be fertilising?
Perfect
can I not have fertilised? can you not have fertilised? can she not have fertilised? can we not have fertilised? can you not have fertilised? can they not have fertilised?
Perfect en V-ing
can I not have been fertilising? can you not have been fertilising? can she not have been fertilising? can we not have been fertilising? can you not have been fertilising? can they not have been fertilising?