I can invest you can invest she can invest we can invest you can invest they can invest
Forme en V-ing
I can be investing you can be investing she can be investing we can be investing you can be investing they can be investing
Perfect
I can have invested you can have invested she can have invested we can have invested you can have invested they can have invested
Perfect en V-ing
I can have been investing you can have been investing she can have been investing we can have been investing you can have been investing they can have been investing
Négation
Forme simple
I cannot invest you cannot invest she cannot invest we cannot invest you cannot invest they cannot invest
Forme en V-ing
I cannot be investing you cannot be investing she cannot be investing we cannot be investing you cannot be investing they cannot be investing
Perfect
I cannot have invested you cannot have invested she cannot have invested we cannot have invested you cannot have invested they cannot have invested
Perfect en V-ing
I cannot have been investing you cannot have been investing she cannot have been investing we cannot have been investing you cannot have been investing they cannot have been investing
Forme interrogative
Forme simple
can I invest? can you invest? can she invest? can we invest? can you invest? can they invest?
Forme en V-ing
can I be investing? can you be investing? can she be investing? can we be investing? can you be investing? can they be investing?
Perfect
can I have invested? can you have invested? can she have invested? can we have invested? can you have invested? can they have invested?
Perfect en V-ing
can I have been investing? can you have been investing? can she have been investing? can we have been investing? can you have been investing? can they have been investing?
Forme interro-négative
Forme simple
can I not invest? can you not invest? can she not invest? can we not invest? can you not invest? can they not invest?
Forme en V-ing
can I not be investing? can you not be investing? can she not be investing? can we not be investing? can you not be investing? can they not be investing?
Perfect
can I not have invested? can you not have invested? can she not have invested? can we not have invested? can you not have invested? can they not have invested?
Perfect en V-ing
can I not have been investing? can you not have been investing? can she not have been investing? can we not have been investing? can you not have been investing? can they not have been investing?