I could reinvigorate you could reinvigorate she could reinvigorate we could reinvigorate you could reinvigorate they could reinvigorate
V-ing form
I could be reinvigorating you could be reinvigorating she could be reinvigorating we could be reinvigorating you could be reinvigorating they could be reinvigorating
Perfect
I could have reinvigorated you could have reinvigorated she could have reinvigorated we could have reinvigorated you could have reinvigorated they could have reinvigorated
V-ing perfect
I could have been reinvigorating you could have been reinvigorating she could have been reinvigorating we could have been reinvigorating you could have been reinvigorating they could have been reinvigorating
Negation
Simple form
I couldn't reinvigorate you couldn't reinvigorate she couldn't reinvigorate we couldn't reinvigorate you couldn't reinvigorate they couldn't reinvigorate
V-ing form
I couldn't be reinvigorating you couldn't be reinvigorating she couldn't be reinvigorating we couldn't be reinvigorating you couldn't be reinvigorating they couldn't be reinvigorating
Perfect
I couldn't have reinvigorated you couldn't have reinvigorated she couldn't have reinvigorated we couldn't have reinvigorated you couldn't have reinvigorated they couldn't have reinvigorated
V-ing perfect
I couldn't have been reinvigorating you couldn't have been reinvigorating she couldn't have been reinvigorating we couldn't have been reinvigorating you couldn't have been reinvigorating they couldn't have been reinvigorating
Interrogative form
Simple form
could I reinvigorate? could you reinvigorate? could she reinvigorate? could we reinvigorate? could you reinvigorate? could they reinvigorate?
V-ing form
could I be reinvigorating? could you be reinvigorating? could she be reinvigorating? could we be reinvigorating? could you be reinvigorating? could they be reinvigorating?
Perfect
could I have reinvigorated? could you have reinvigorated? could she have reinvigorated? could we have reinvigorated? could you have reinvigorated? could they have reinvigorated?
V-ing perfect
could I have been reinvigorating? could you have been reinvigorating? could she have been reinvigorating? could we have been reinvigorating? could you have been reinvigorating? could they have been reinvigorating?
Interro-negative form
Simple form
couldn't I reinvigorate? couldn't you reinvigorate? couldn't she reinvigorate? couldn't we reinvigorate? couldn't you reinvigorate? couldn't they reinvigorate?
V-ing form
couldn't I be reinvigorating? couldn't you be reinvigorating? couldn't she be reinvigorating? couldn't we be reinvigorating? couldn't you be reinvigorating? couldn't they be reinvigorating?
Perfect
couldn't I have reinvigorated? couldn't you have reinvigorated? couldn't she have reinvigorated? couldn't we have reinvigorated? couldn't you have reinvigorated? couldn't they have reinvigorated?
V-ing perfect
couldn't I have been reinvigorating? couldn't you have been reinvigorating? couldn't she have been reinvigorating? couldn't we have been reinvigorating? couldn't you have been reinvigorating? couldn't they have been reinvigorating?