I may refrigerate you may refrigerate he may refrigerate we may refrigerate you may refrigerate they may refrigerate
V-ing form
I may be refrigerating you may be refrigerating he may be refrigerating we may be refrigerating you may be refrigerating they may be refrigerating
Perfect
I may have refrigerated you may have refrigerated he may have refrigerated we may have refrigerated you may have refrigerated they may have refrigerated
V-ing perfect
I may have been refrigerating you may have been refrigerating he may have been refrigerating we may have been refrigerating you may have been refrigerating they may have been refrigerating
Negation
Simple form
I may not refrigerate you may not refrigerate he may not refrigerate we may not refrigerate you may not refrigerate they may not refrigerate
V-ing form
I may not be refrigerating you may not be refrigerating he may not be refrigerating we may not be refrigerating you may not be refrigerating they may not be refrigerating
Perfect
I may not have refrigerated you may not have refrigerated he may not have refrigerated we may not have refrigerated you may not have refrigerated they may not have refrigerated
V-ing perfect
I may not have been refrigerating you may not have been refrigerating he may not have been refrigerating we may not have been refrigerating you may not have been refrigerating they may not have been refrigerating
Interrogative form
Simple form
may I refrigerate? may you refrigerate? may he refrigerate? may we refrigerate? may you refrigerate? may they refrigerate?
V-ing form
may I be refrigerating? may you be refrigerating? may he be refrigerating? may we be refrigerating? may you be refrigerating? may they be refrigerating?
Perfect
may I have refrigerated? may you have refrigerated? may he have refrigerated? may we have refrigerated? may you have refrigerated? may they have refrigerated?
V-ing perfect
may I have been refrigerating? may you have been refrigerating? may he have been refrigerating? may we have been refrigerating? may you have been refrigerating? may they have been refrigerating?
Interro-negative form
Simple form
may I not refrigerate? may you not refrigerate? may he not refrigerate? may we not refrigerate? may you not refrigerate? may they not refrigerate?
V-ing form
may I not be refrigerating? may you not be refrigerating? may he not be refrigerating? may we not be refrigerating? may you not be refrigerating? may they not be refrigerating?
Perfect
may I not have refrigerated? may you not have refrigerated? may he not have refrigerated? may we not have refrigerated? may you not have refrigerated? may they not have refrigerated?
V-ing perfect
may I not have been refrigerating? may you not have been refrigerating? may he not have been refrigerating? may we not have been refrigerating? may you not have been refrigerating? may they not have been refrigerating?