I could secrete you could secrete she could secrete we could secrete you could secrete they could secrete
Forme en V-ing
I could be secreting you could be secreting she could be secreting we could be secreting you could be secreting they could be secreting
Perfect
I could have secreted you could have secreted she could have secreted we could have secreted you could have secreted they could have secreted
Perfect en V-ing
I could have been secreting you could have been secreting she could have been secreting we could have been secreting you could have been secreting they could have been secreting
Négation
Forme simple
I couldn't secrete you couldn't secrete she couldn't secrete we couldn't secrete you couldn't secrete they couldn't secrete
Forme en V-ing
I couldn't be secreting you couldn't be secreting she couldn't be secreting we couldn't be secreting you couldn't be secreting they couldn't be secreting
Perfect
I couldn't have secreted you couldn't have secreted she couldn't have secreted we couldn't have secreted you couldn't have secreted they couldn't have secreted
Perfect en V-ing
I couldn't have been secreting you couldn't have been secreting she couldn't have been secreting we couldn't have been secreting you couldn't have been secreting they couldn't have been secreting
Forme interrogative
Forme simple
could I secrete? could you secrete? could she secrete? could we secrete? could you secrete? could they secrete?
Forme en V-ing
could I be secreting? could you be secreting? could she be secreting? could we be secreting? could you be secreting? could they be secreting?
Perfect
could I have secreted? could you have secreted? could she have secreted? could we have secreted? could you have secreted? could they have secreted?
Perfect en V-ing
could I have been secreting? could you have been secreting? could she have been secreting? could we have been secreting? could you have been secreting? could they have been secreting?
Forme interro-négative
Forme simple
couldn't I secrete? couldn't you secrete? couldn't she secrete? couldn't we secrete? couldn't you secrete? couldn't they secrete?
Forme en V-ing
couldn't I be secreting? couldn't you be secreting? couldn't she be secreting? couldn't we be secreting? couldn't you be secreting? couldn't they be secreting?
Perfect
couldn't I have secreted? couldn't you have secreted? couldn't she have secreted? couldn't we have secreted? couldn't you have secreted? couldn't they have secreted?
Perfect en V-ing
couldn't I have been secreting? couldn't you have been secreting? couldn't she have been secreting? couldn't we have been secreting? couldn't you have been secreting? couldn't they have been secreting?