I can introduce you can introduce she can introduce we can introduce you can introduce they can introduce
Forme en V-ing
I can be introducing you can be introducing she can be introducing we can be introducing you can be introducing they can be introducing
Perfect
I can have introduced you can have introduced she can have introduced we can have introduced you can have introduced they can have introduced
Perfect en V-ing
I can have been introducing you can have been introducing she can have been introducing we can have been introducing you can have been introducing they can have been introducing
Négation
Forme simple
I can't introduce you can't introduce she can't introduce we can't introduce you can't introduce they can't introduce
Forme en V-ing
I can't be introducing you can't be introducing she can't be introducing we can't be introducing you can't be introducing they can't be introducing
Perfect
I can't have introduced you can't have introduced she can't have introduced we can't have introduced you can't have introduced they can't have introduced
Perfect en V-ing
I can't have been introducing you can't have been introducing she can't have been introducing we can't have been introducing you can't have been introducing they can't have been introducing
Forme interrogative
Forme simple
can I introduce? can you introduce? can she introduce? can we introduce? can you introduce? can they introduce?
Forme en V-ing
can I be introducing? can you be introducing? can she be introducing? can we be introducing? can you be introducing? can they be introducing?
Perfect
can I have introduced? can you have introduced? can she have introduced? can we have introduced? can you have introduced? can they have introduced?
Perfect en V-ing
can I have been introducing? can you have been introducing? can she have been introducing? can we have been introducing? can you have been introducing? can they have been introducing?
Forme interro-négative
Forme simple
can't I introduce? can't you introduce? can't she introduce? can't we introduce? can't you introduce? can't they introduce?
Forme en V-ing
can't I be introducing? can't you be introducing? can't she be introducing? can't we be introducing? can't you be introducing? can't they be introducing?
Perfect
can't I have introduced? can't you have introduced? can't she have introduced? can't we have introduced? can't you have introduced? can't they have introduced?
Perfect en V-ing
can't I have been introducing? can't you have been introducing? can't she have been introducing? can't we have been introducing? can't you have been introducing? can't they have been introducing?