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