I must refrigerate you must refrigerate she must refrigerate we must refrigerate you must refrigerate they must refrigerate
Forme en V-ing
I must be refrigerating you must be refrigerating she must be refrigerating we must be refrigerating you must be refrigerating they must be refrigerating
Perfect
I must have refrigerated you must have refrigerated she must have refrigerated we must have refrigerated you must have refrigerated they must have refrigerated
Perfect en V-ing
I must have been refrigerating you must have been refrigerating she must have been refrigerating we must have been refrigerating you must have been refrigerating they must have been refrigerating
Négation
Forme simple
I must not refrigerate you must not refrigerate she must not refrigerate we must not refrigerate you must not refrigerate they must not refrigerate
Forme en V-ing
I must not be refrigerating you must not be refrigerating she must not be refrigerating we must not be refrigerating you must not be refrigerating they must not be refrigerating
Perfect
I must not have refrigerated you must not have refrigerated she must not have refrigerated we must not have refrigerated you must not have refrigerated they must not have refrigerated
Perfect en V-ing
I must not have been refrigerating you must not have been refrigerating she must not have been refrigerating we must not have been refrigerating you must not have been refrigerating they must not have been refrigerating
Forme interrogative
Forme simple
must I refrigerate? must you refrigerate? must she refrigerate? must we refrigerate? must you refrigerate? must they refrigerate?
Forme en V-ing
must I be refrigerating? must you be refrigerating? must she be refrigerating? must we be refrigerating? must you be refrigerating? must they be refrigerating?
Perfect
must I have refrigerated? must you have refrigerated? must she have refrigerated? must we have refrigerated? must you have refrigerated? must they have refrigerated?
Perfect en V-ing
must I have been refrigerating? must you have been refrigerating? must she have been refrigerating? must we have been refrigerating? must you have been refrigerating? must they have been refrigerating?
Forme interro-négative
Forme simple
must I not refrigerate? must you not refrigerate? must she not refrigerate? must we not refrigerate? must you not refrigerate? must they not refrigerate?
Forme en V-ing
must I not be refrigerating? must you not be refrigerating? must she not be refrigerating? must we not be refrigerating? must you not be refrigerating? must they not be refrigerating?
Perfect
must I not have refrigerated? must you not have refrigerated? must she not have refrigerated? must we not have refrigerated? must you not have refrigerated? must they not have refrigerated?
Perfect en V-ing
must I not have been refrigerating? must you not have been refrigerating? must she not have been refrigerating? must we not have been refrigerating? must you not have been refrigerating? must they not have been refrigerating?